MXB7846EEE+T Maxim Integrated Products, MXB7846EEE+T Datasheet - Page 7

• Manufacturer Part Number: MXB7846EEE+T
• Description: IC CNTRLR TOUCH RES 16QSOP
• Manufacturer: Maxim Integrated Products
• Type: Temperature Sensorr

Specifications of MXB7846EEE+T

• Input Type: Analog
• Output Type: Digital
• Interface: 4-Wire
• Current - Supply: 950µA
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

with Internal Reference and Temperature Sensor
(V
otherwise noted.)
DD
2.375V to 5.25V, 4-Wire Touch-Screen Controller
250
225
200
175
150
300
250
200
150
100
50
= 2.7V, V
2.0
2.7
f
DCLK = CS = V
SAMPLE
2.5
3.2
= 12.5kHz
vs. SUPPLY VOLTAGE
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
REF
3.0
SUPPLY CURRENT
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
DD
= 2.5V
3.7
3.5
_______________________________________________________________________________________
4.0
EXTERNAL
4.2
4.5
4.7
5.0
, f
DCLK
5.5
5.2
= 2MHz, f
290
285
280
275
270
265
260
255
250
120
110
100
Typical Operating Characteristics (continued)
90
80
70
60
50
-40
SHUTDOWN CURRENT vs. TEMPERATURE
-40
SUPPLY CURRENT vs. TEMPERATURE
DCLK = CS = V
SAMPLE
f
V
SAMPLE
DD
-25 -10
-25
= 2.7V
= 125kHz
-10
= 125kHz, C
TEMPERATURE (°C)
TEMPERATURE (°C)
DD
5
5
= 3V
20
20
35
35
LOAD
50
50
65
65
= 50pF, 0.1µF capacitor at REF, T
80
80
1000
250
225
200
175
150
125
100
100
10
1
2.0
0
SUPPLY CURRENT vs. SAMPLE RATE
V
V
DD
REF
2.5
= 2.7V
= 2.5V
MAXIMUM SAMPLE RATE
25
vs. SUPPLY VOLTAGE
3.0
SUPPLY VOLTAGE (V)
SAMPLE RATE (kHz)
50
3.5
A
4.0
= +25°C, unless
75
4.5
100
5.0
125
5.5
7