Rainbow Electronics MAX513 - Manual (Page 14)

MAX512/MAX513
Low-Cost, Triple, 8-Bit Voltage-Output DACs
with Serial Interface
14 ______________________________________________________________________________________
DAC B
DAC A
OUTA
OUTB
MAX512
MAX513
0.05 µ F
0.01 µ F
V GG1
V DD1 V DD2
V GG2
RF OUT RF IN
REFAB = -4.2V
Figure 5. RF Bias Circuit
DAC
LATCH
A
DAC A
DAC
LATCH
B
DAC B
DAC
LATCH
C
LATCH
DAC C
SCLK
OUTA
OUTB
OUTC
LOUT
DIN CS
REFAB
REFC
RESET V DD
V DD
V DD
V OUT
V OUT
V SS
V DD V SS
V SS
V SS
GND
16-BIT SHIFT REGISTER
CONTROL (8)
DATA (8)
MAX512
MAX513
1 2
4 5 6 7
8
9
10
11 12
3
14
0.22 µ F 0.22 µ F
0.1 µ F
0.1 µ F
0.1 µ F
0.1 µ F
0.05 µ F
0.1 µ F
R*
R*
** CONNECT PIN 8 TO GND
ICL7612A**
ICL7612A**
* R IN 10k Ω RANGE
R*
R*
Figure 4. Bipolar Output Circuit