hi5731 Intersil Corporation, hi5731 Datasheet - Page 2

• Manufacturer Part Number: hi5731
• Description: 12-bit, 100 Msps, High Speed D/a Converter
• Manufacturer: Intersil Corporation

Typical Application Circuit
Functional Block Diagram
(MSB) D11
(LSB) D0
CLK
D10
D1
D2
D3
D4
D5
D6
D7
D8
D9
AV
EE
AGND
REGISTER
MASTER
0.1µF
12-BIT
DV
2
EE
50Ω
DGND DV
0.01µF
BUFFER/
SHIFTER
0.01µF
LEVEL
DATA
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
- 5.2V (DV
CC
+5V
OVERDRIVEABLE
EE
REFERENCE
CLK (15)
DGND (17, 28)
DV
D11 (MSB) (1)
D10 (2)
D9 (3)
D8 (4)
D7 (5)
D6 (6)
D5 (7)
D4 (8)
D3 (9)
D2 (10)
DV
D1 (11)
D0 (LSB) (12)
)
DECODER
VOLTAGE
UPPER
CC
EE
4-BIT
(18)
(16)
HI5731
HI5731
15
(25) CTRL OUT
(26) REF OUT
(24) CTRL IN
(27) AGND
(19) ARTN
(22) AV
(23) R
REGISTER
(21) I
(20) I
SLAVE
OUT
OUT
SET
REF OUT
EE
- 5.2V (AV
15
EE
SWITCHED
CURRENT
REF CELL
CURRENT
64Ω
64Ω
976Ω
0.01µF
R
0.1µF
8 LSBs
CELLS
)
CELLS
SET
-5.2V (AV
15
EE
)
227Ω
D/A OUT
0.1µF
NETWORK
+
-
R2R
227Ω
25Ω
ARTN
I
I
CTRL
IN
CTRL
OUT
OUT
OUT