Rainbow Electronics MAX5183 - Manual (Page 7)

MAX5180/MAX5183
Dual, 10-Bit, 40MHz, Current/Voltage
Simultaneous-Output DACs
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Clock Input CLK 9
No Connect. Do not connect to this pin. N.C. 10
Active-Low Reference Enable. Connect to DGND to activate on-chip +1.2V reference. REN 11
Data Bit D0 (LSB) D0 12
Data Bits D1–D8 D1–D8 13–20
Analog Positive Supply, +2.7V to +3.3V AV DD 5
DAC Enable, Digital Input
0: Enter DAC standby mode with PD = DGND
1: Power-up DAC with PD = DGND
X: Enter shutdown mode with PD = DV
DD
(X = don’t care)
DACEN 6
Power-Down Select
0: Enter DAC standby mode (DACEN = DGND) or power-up DAC (DACEN = DV
DD )
1: Enter shutdown mode.
PD 7
Active-Low Chip Select CS 8
Analog Ground AGND 4
Negative Analog Output, DAC1. Current output for MAX5180; voltage output for MAX5183. OUT1N 3
PIN
Positive Analog Output, DAC1. Current output for MAX5180; voltage output for MAX5183. OUT1P 2
Reference Bias Bypass, DAC1 CREF1 1
FUNCTION NAME
Reference Output REFO 25
Negative Analog Output, DAC2. Current output for MAX5180; voltage output for MAX5183. OUT2N 26
Positive Analog Output, DAC2. Current output for MAX5180; voltage output for MAX5183. OUT2P 27
Reference Bias Bypass, DAC2 CREF2 28
Reference Input REFR 24
Digital Ground DGND 23
Digital Supply, +2.7V to +3.3V DV DD 22
Data Bit D9 (MSB) D9 21
______________________________________________________________Pin Description