ltc1590cs-trpbf Linear Technology Corporation, ltc1590cs-trpbf Datasheet - Page 6

• Manufacturer Part Number: ltc1590cs-trpbf
• Description: Ltc1590 - Dual Serial 12-bit Multiplying Dac
• Manufacturer: Linear Technology Corporation

LTC1590
TIMING DIAGRAMS
6
BLOCK
W U
CS/LD
CLK
D
IN
OPERATING SEQUENCE
(ENABLE CLOCK)
MSB
D11
1
I D AGRA
D10
V
V
CS/LD
REF B
REF A
2
CLK
D
IN
D9
3
11
14
13
9
1
D8
4
W
D7
5
W
LOAD
DAC A INPUT
D6
(MSB)
40k
D11
6
DECODER
D5
7
40k
D4
8
D10
IN
D3
CLK
9
DAC REGISTER B
40k
12
V
20k
16
D2
CC
10
INPUT 24-BIT SHIFT REGISTER
D9
D1
11
40k
20k
LSB
D0
12
DGND
10
D11
D8
MSB
13
40k
D10
14
20k
D9
AGND
15
12
7
(LSB)
DAC A
D0
D8
16
OUT
40k
D7
17
40k
DAC B
DAC B INPUT
D6
18
10k
D5
19
D4
20
D3
21
12
2
3
4
8
6
5
(UPDATE DAC OUTPUT)
1590 • BD
R
OUT2 B
R
OUT1 A
OUT2 A
OUT1 B
D
D2
FB B
FB A
OUT
22
D1
23
LSB
D0
24
LTC1590 • TD