MAX4800 MAXIM [Maxim Integrated Products], MAX4800 Datasheet

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MAX4800

Manufacturer Part Number
MAX4800
Description
Low-Charge Injection, 8-Channel, High-Voltage Analog Switches
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet

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The MAX4800/MAX4801/MAX4802 provide high-volt-
age switching on eight channels for ultrasonic imaging
and printer applications. The devices utilize BCDMOS
process technology to provide eight high-voltage low-
charge-injection SPST switches, controlled by a digital
interface. Data is clocked into an internal 8-bit shift reg-
ister and retained by a programmable latch with enable
and clear inputs. A power-on reset function ensures
that all switches are open on power-up.
The MAX4800/MAX4801/MAX4802 operate with a wide
range of high-voltage supplies including: V
+100V/-100V, +185V/-15V, and +40V/-160V. The digital
interface operates from a separate V
+2.7V to +13.2V. Digital inputs DIN, CLK, LE, and CLR
are +13.2V tolerant, independent of the V
voltage. The MAX4802 provides integrated 35kΩ bleed
resistors on each switch terminal to discharge capaci-
tive loads.
The MAX4800 and MAX4802 are drop-in replacements
for the Supertex HV20220 and HV232. The devices are
available in the 48-pin TQFP, 26-bump CSBGA, 28-pin
PLCC, and 48-pin TQFN packages. The MAX4801 is a
drop-in replacement for the Supertex HV20320 and is
available in the 28-pin PLCC package. All devices are
specified for the commercial 0°C to +70°C temperature
range.
19-0631; Rev 1; 3/07
Note: All devices are specified over the commercial 0°C to +70°C temperature range.
*Future product—contact factory for availability.
**Not pin-for-pin compatible.
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
MAX4800CCM
MAX4800CQI
MAX4800CTM*
MAX4800CXZ*
MAX4801CQI*
MAX4802CCM
MAX4802CQI
MAX4802CTM*
MAX4802CXZ*
Ultrasound Imaging
Printers
PART
8-Channel, High-Voltage Analog Switches
________________________________________________________________ Maxim Integrated Products
General Description
RESISTORS
BLEED
Yes
Yes
Yes
Yes
No
No
No
No
No
Applications
DD
supply from
DD
PP
/V
supply
SECOND SOURCE
NN
HV20220FG
HV20220PJ
HV20320PJ
HV230GA
=
HV232FG
HV232PJ
HV220**
HV220**
HV230**
Ordering Information/Selector Guide
♦ Pin-Compatible Replacement for Supertex
♦ Pin-Compatible Replacement for Supertex
♦ Pin-Compatible Replacement for Supertex HV232
♦ Flexible High-Voltage Supplies Up to V
♦ Low-Charge Injection, Low-Capacitance 22Ω
♦ DC to 10MHz Analog-Signal Frequency Range
♦ -77dB Off Isolation at 5MHz
♦ Low 10µA Quiescent Current
♦ Integrated Bleed Resistors (MAX4802)
♦ Available in PLCC, TQFP, TQFN, and CSBGA
Low-Charge Injection,
HV20220 (MAX4800)
HV20320 (MAX4801)
(MAX4802)
200V
Switches
Packages
PIN-PACKAGE
48 TQFP
28 PLCC
48 TQFN
26 CSBGA
28 PLCC
48 TQFP
28 PLCC
48 TQFN
26 CSBGA
PACKAGE CODE
X07265-1
X07265-1
T4866-1
T4866-1
Features
Q28-4
Q28-4
Q28-4
C48-6
C48-6
PP
- V
NN
=
1

Related parts for MAX4800

MAX4800 Summary of contents

Page 1

... The MAX4802 provides integrated 35kΩ bleed resistors on each switch terminal to discharge capaci- tive loads. The MAX4800 and MAX4802 are drop-in replacements for the Supertex HV20220 and HV232. The devices are available in the 48-pin TQFP, 26-bump CSBGA, 28-pin PLCC, and 48-pin TQFN packages. The MAX4801 is a drop-in replacement for the Supertex HV20320 and is available in the 28-pin PLCC package ...

Page 2

Low-Charge Injection, 8-Channel, High-Voltage Analog Switches ABSOLUTE MAXIMUM RATINGS (All voltages referenced to GND.) V Logic-Supply Voltage .....................................-0.5V to +15V Supply Voltage ....................................................220V Positive-Supply Voltage ........................-0. Negative-Supply Voltage ..............................+0.5V ...

Page 3

... V = -15V to -160V CONDITIONS 10V or COM_ NO_ PP unconnected; RGND unconnected (MAX4802 100kΩ (MAX4800/MAX4801 load (MAX4802) R =100kΩ (MAX4800/MAX4801 load (MAX4802) T duty cycle ≤ 0. COM_ T V COM_, NO1–NO7 300ns pulse width ≤ 200V, NO0 ...

Page 4

Low-Charge Injection, 8-Channel, High-Voltage Analog Switches ELECTRICAL CHARACTERISTICS (continued +2.7V to +13.2V +40V are +25°C.) (Note 1) A PARAMETER SYMBOL DOUT High Voltage V POWER SUPPLIES V Supply Voltage ...

Page 5

High-Voltage Analog Switches TIMING CHARACTERISTICS (V = +2.7V to +13.2V +40V are +25°C.) (Note 1) A PARAMETER SYMBOL ANALOG SWITCH Turn-On Time Turn-Off Time Output Switching Frequency Maximum V , ...

Page 6

Low-Charge Injection, 8-Channel, High-Voltage Analog Switches (V = +5V +100V -100V SUPPLY CURRENT DD vs. CLOCK FREQUENCY 4.0 3.5 3.0 2.5 2.0 DIN = 01010101 1.5 1.0 DIN = 00000000 0.5 ...

Page 7

... — EP — _______________________________________________________________________________________ Low-Charge Injection, NAME MAX4800 MAX4801 PLCC PLCC 26 26 COM5 Analog Switch 5 9, 11, 15 11, 14, 15 N.C. No Connection. Not connected internally COM4 Analog Switch NO4 Analog Switch COM3 Analog Switch 3 ...

Page 8

Low-Charge Injection, 8-Channel, High-Voltage Analog Switches PIN MAX4802 MAX4802 MAX4802 TQFP TQFN CSBGA 11,13, 15, 17, 9, 11, 13, 15, 19, 21, 23, 26, 17, 19, 21, ...

Page 9

... OFF 50% resistors on each switch terminal to discharge capaci- tive loads. The MAX4800 and MAX4802 are drop-in replacements for the Supertex HV20220 and HV232, respectively. The MAX4801 is a drop-in replacement for the Supertex HV20320. The MAX4800/MAX4801/MAX4802 allow a peak-to- peak analog signal range from V Analog switch inputs must be unconnected, or satisfy ≤ ...

Page 10

... Each analog switch terminal is connected to RGND with a bleed resistor. The MAX4800/MAX4801/MAX4802 are controlled by a serial interface with an 8-bit serial shift register and transparent latch. Each of the eight data bits controls a single analog switch (see Table 1). Data on DIN is clocked with the most significant bit (MSB) first into the shift register on the rising edge of CLK ...

Page 11

... V during power-up and power-down. Bypass V and V PP close to the device as possible. The MAX4800 and MAX4802 provide an exposed pad- dle for improved thermal performance in the TQFN package. Connect the exposed paddle to V PROCESS: BCDMOS CONNECT EXPOSED PADDLE TO V FUNCTION ...

Page 12

... Figure 3. Interfacing Multiple Devices by Daisy-Chaining DIN CLK REGISTER DOUT CLR LE 12 ______________________________________________________________________________________ U10 U11 DOUT DIN DOUT MAX4800 MAX4800 CLK LE CLR CLR MAX4800 MAX4801 LEVEL SHIFTER SHIFT LATCH LEVEL SHIFTER V GND NN U1n DIN DOUT MAX4800 CLK LE CLR Functional Diagrams COM0 NO0 COM7 NO7 ...

Page 13

High-Voltage Analog Switches V DD MAX4802 DIN SHIFT LATCH CLK REGISTER DOUT CLR LE GND ______________________________________________________________________________________ Low-Charge Injection, Functional Diagrams (continued COM0 LEVEL SHIFTER NO0 COM7 LEVEL SHIFTER NO7 V RGND NN 13 ...

Page 14

... NO7 NO0 COM7 V PP DOUT CLR N. Pin Configurations N.C. 23 NO0 22 21 N.C. COM0 20 N.C. 19 MAX4800 NO1 18 MAX4802 N.C. 17 COM1 16 N.C. 15 NO2 TQFP 7mm x 7mm NO5 NO6 24 COM6 ...

Page 15

... C3 C NO2 COM3 NO3 NO4 COM4 F3 F NO5 G H ()MAX4802 ONLY ______________________________________________________________________________________ Low-Charge Injection, Pin Configurations (continued MAX4800 NO1 MAX4802 COM1 COM0 COM2 NO0 N.C. (RGND) GND ...

Page 16

Low-Charge Injection, 8-Channel, High-Voltage Analog Switches (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages ...

Page 17

High-Voltage Analog Switches (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) ______________________________________________________________________________________ Low-Charge Injection, Package Information (continued) 17 ...

Page 18

Low-Charge Injection, 8-Channel, High-Voltage Analog Switches (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) 18 ______________________________________________________________________________________ Package Information (continued) PACKAGE OUTLINE, 32/48L TQFP, 7x7x1.4mm 21-0054 ...

Page 19

High-Voltage Analog Switches (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) ______________________________________________________________________________________ Low-Charge Injection, Package Information (continued) PACKAGE OUTLINE, 32/48L TQFP, 7x7x1.4mm 21-0054 2 ...

Page 20

Low-Charge Injection, 8-Channel, High-Voltage Analog Switches (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) 20 ______________________________________________________________________________________ Package Information (continued) ...

Page 21

High-Voltage Analog Switches (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) Revision History Pages changed at Rev 14, 18, 19, ...

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