x79002 Intersil Corporation, x79002 Datasheet - Page 2

• Manufacturer Part Number: x79002
• Description: Nv Dac With Selectable Output Range And Memory
• Manufacturer: Intersil Corporation

X79001 / X79002 FUNCTIONAL DIAGRAM
PIN CONFIGURATION
A[5:0]
RDY
SCK
SO
CS
SI
ORDERING INFORMATION
Notes: Y = Yes, N = No
Reference
Power-up
Interface
Voltage
Control
Serial
Logic
X79000V20I
X79001V20I
X79002V20I
Logic
and
DOWN
Vcc
SCK
RDY
SO
OE
UP
Device
A0
A1
A2
SI
*All options are for 12-bit resolution, industrial temperature operating range, and a 20-pin TSSOP package.
Vss
Value Register
EEPROM
Purpose
General
Variable Gain
Variable Gain
& Level Shift
& Level Shift
DAC Initial
1
2
3
4
5
6
7
8
9
10
X79000
TSSOP
2
X79001
VH VL
Voltage References
Y
N
Y
20
19
18
17
16
15
14
13
12
11
DAC Register
CS
CLR
V
VH
VL
Vref
V
Vout
Vbuf
VFB
DAC Shift
Register
DAC
Core
CC
SS
Y
Y
Y
X79000, X79001, X79002
Y
Y
Y
RDY
CLR
SCK
SO
OE
DNC = Do Not Connect
CS
A0
A1
A2
SI
+
–
Outputs
Voltage
N
Y
Y
1
2
3
4
5
6
7
8
9
10
TSSOP
X79001
CLR
Vout
OE
Vbuf
VFB
20
19
18
17
16
15
14
13
12
11
Features
N
Y
Y
A[4:0]
RDY
SCK
Vref
SO
CS
SI
V
A3
VH
VL
A4
A5
V
Vout
Vbuf
VFB
CC
SS
DAC Control
A0, A1, A2, A3, A4, A5
Reference
Power-up
Interface
Voltage
Control
A0, A1, A2, A3, A4
Serial
Logic
Logic
and
Vcc
A0, A1, A2
DOWN
SCK
RDY
SO
CS
UP
A0
A1
A2
SI
Vss
EEPROM
Value Register
Purpose
General
DAC Initial
Variable Gain
Variable Gain
& Level Shift
& Level Shift
1
2
3
4
5
6
7
8
9
10
X79002
TSSOP
X79002
VH VL
20
19
18
17
16
15
14
13
12
11
System
Control
DAC Register
Y
Y
Y
DAC Shift
DAC
Core
Register
CLR
V
A3
VH
VL
Vref
A4
V
Vout
DNC
CC
SS
March 17, 2005
FN8147.0
CLR
UP
DOWN
Vout