Datasheet

MAX1464 Low-Power, Low-Noise Multichannel
Sensor Signal Processor
www.maximintegrated.com
Maxim Integrated │ 11
PIN NAME FUNCTION
1 OUT1SM Small Op Amp 1 Output
2 AMP1M Op Amp 1 Negative Input
3 AMP1P Op Amp 1 Positive Input
4 OUT1LG Large Op Amp 1 Output
5, 7 N.C. No Connection
6 V
DD
Positive Supply Voltage Input. Bypass V
DD
to V
SS
with a 0.1µF ceramic capacitor.
8 CKSEL Clock-Select Digital Input
9 CKIO Clock Digital Input/Output
10
CS
SPI Chip-Select Digital Input. Active low.
11 DO SPI Data Output
12 DI SPI Data Input
13 SCLK SPI Interface Clock
14, 19 V
SS
Negative Power-Supply Input
15 V
DDF
Positive Supply Voltage for FLASH Memory. Bypass V
DDF
to V
SS
with a 0.1µF ceramic capacitor.
16 GPIO1 General-Purpose Digital Input/Output 1
17 GPIO2 General-Purpose Digital Input/Output 2
18 V
SSF
Negative Power-Supply Input for FLASH Memory
20 INM2 Negative Input for ADC Channel 2
21 INP2 Positive Input for ADC Channel 2
22 INM1 Negative Input for ADC Channel 1
23 INP1 Positive Input for ADC Channel 1
24 V
REF
External Reference Voltage Input for ADC and DACs
25 OUT2LG Large Op Amp 2 Output
26 AMP2P Op Amp 2 Positive Input
27 AMP2M Op Amp 2 Negative Input
28 OUT2SM Small Op Amp 2 Output
Pin Description