MCP4922-E/ST Microchip Technology, MCP4922-E/ST Datasheet - Page 2

• Manufacturer Part Number: MCP4922-E/ST
• Description: IC DAC 12BIT DUAL W/SPI 14TSSOP
• Manufacturer: Microchip Technology

Specifications of MCP4922-E/ST

• Number Of Converters: 2
• Package / Case: 14-TSSOP
• Settling Time: 4.5µs
• Number Of Bits: 12
• Data Interface: Serial, SPI™
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Resolution: 12 bit
• Interface Type: Serial (3-Wire, SPI, Microwire)
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power Dissipation (max): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

MCP4921/4922
1.0
Absolute Maximum Ratings †
V
All inputs and outputs w.r.t ............. AV
Current at Input Pins ....................................................±2 mA
Current at Supply Pins ...............................................±50 mA
Current at Output Pins ...............................................±25 mA
Storage temperature .....................................-65°C to +150°C
Ambient temp. with power applied ................-55°C to +125°C
ESD protection on all pins
Maximum Junction Temperature (T
5V AC/DC CHARACTERISTICS
DS21897A-page 2
Electrical Specifications: Unless otherwise indicated, V
to GND, C
Power Requirements
Input Voltage
Input Current - MCP4921
Input Current
Hardware Shutdown Current
Software Shutdown Current
Power-on-Reset Threshold
DC Accuracy
Resolution
INL Error
DNL
Offset Error
Offset Error Temperature
Coefficient
Gain Error
Gain Error Temperature
Coefficient
Input Amplifier (V
Input Range - Buffered Mode
Input Range - Unbuffered
Mode
Input Impedance
Input Capacitance -
Unbuffered Mode
Multiplier Mode
-3 dB Bandwidth
Multiplier Mode -
Total Harmonic Distortion
Note 1:
DD
.............................................................................................................
2:
ELECTRICAL
CHARACTERISTICS
Parameters
L
= 100 pF T
By design, not production tested.
Too small to quantify.
- MCP4922
REF
A
Input)
= -40 to +85°C. Typical values at +25°C.
I
THD
J
4 kV (HBM),
SHDN_SW
) . .........................+150°C
V
C
R
I
f
f
V
V
V
Sym
SHDN
DNL
V
V
OS
VREF
VREF
INL
I
VREF
VREF
G/°C
POR
g
REF
REF
DD
DD
n
OS
SS
VREF
E
/°C
–0.3V to V
0.040
-0.75
Min
-12
2.7
12
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
400V (MM)
0
DD
+0.3V
6.5V
DD
±0.02
-0.44
-0.10
±0.2
0.16
Typ
175
350
165
450
400
0.3
3.3
2.0
-73
—
—
—
—
-3
2
7
= 5V, AV
V
DD
SS
+0.75
Max
V
350
700
5.5
– 0.040
12
† Notice: Stresses above those listed under “Maximum Rat-
ings” may cause permanent damage to the device. This is a
stress rating only and functional operation of the device at
those or any other conditions above those indicated in the
operational listings of this specification is not implied. Expo-
sure to maximum rating conditions for extended periods may
affect device reliability.
—
—
—
—
—
—
—
—
—
—
2
6
1
1
= 0V, V
DD
REF
% of FSR Code 0x000h
% of FSR Code 0xFFFh, not including offset
ppm/°C
ppm/°C
ppm/°C
Units
= 2.048V, output buffer gain (G) = 2x, R
LSB
LSB
kHz
kHz
Bits
k
µA
µA
µA
pF
dB
V
V
V
Input unbuffered, digital inputs
grounded, output unloaded,
code at 0x000
Device is Monotonic
-45°C to 25°C
+25°C to 85°C
error.
Note 1
Code = 2048
V
Unbuffered Mode
V
G = 1
V
G = 2
V
Frequency = 1 kHz
REF
REF
REF
REF
 2004 Microchip Technology Inc.
= 0.2v p-p, f = 100 Hz and 1 kHz
= 2.5V ±0.2Vp-p, Unbuffered,
= 2.5V ±0.2 Vp-p, Unbuffered,
= 2.5V ±0.2Vp-p,
Conditions
L
= 5 k