MX7837KR Maxim Integrated Products, MX7837KR Datasheet - Page 5

• Manufacturer Part Number: MX7837KR
• Description: DAC (D/A Converters) 12-Bit 12Ch Precision ADC
• Manufacturer: Maxim Integrated Products

Specifications of MX7837KR

• Number Of Converters: 2
• Resolution: 12 bit
• Interface Type: Parallel
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-24
• Minimum Operating Temperature: 0 C
• Lead Free Status / Rohs Status: No

(T
______________________________________________________________Pin Description
MX7837
____________________________Typical Operating Characteristics (continued)
A
AGNDA
17-20
21-24
= +25°C, V
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
–
–
–
–
PIN
A = V
TIMEBASE = 2 s/div
V
REFA
MX7847
14-24
OUTA
DD
10
11
12
13
= ±100mV SQUARE WAVE
–
1
–
2
3
4
5
6
7
8
9
–
–
–
–
–
–
SMALL-SIGNAL PULSE RESPONSE
= 15V, V
, 50mV/div
_______________________________________________________________________________________
DB3/DB11-
DB10-DB0
DB7-DB4
DB0/DB8
SS
AGNDA
AGNDB
NAME
V
V
DGND
V
V
LDAC
DB11
R
R
CSA
CSB
V
OUTA
V
OUTB
WR
= -15V, R
REFA
REFB
CS
A1
A0
FBA
FBB
DD
SS
L
= 2k , C
Chip Select – active-low logic input
Chip-Select Input for DAC A – active-low logic input
Amplifier Feedback Resistor for DAC A
Chip-Select Input for DAC B – active-low logic input
Reference Input Voltage for DAC A
Analog Output Voltage from DAC A
Analog Ground for DAC A
Positive Power Supply
Negative Power Supply
Analog Ground for DAC B
Analog Output Voltage from DAC B
Reference Input Voltage for DAC B
Digital Ground
Amplifier Feedback Resistor for DAC B
Data Bit 11 (MSB)
Write Input – active-low logic input (MX7837); positive-edge-triggered input used with
CSA and CSB (MX7847)
Asynchronous Load – DAC input, active-low
Data Bit 10 to Data Bit 0 (LSB)
Address Input – most significant address input for input latches
Address Input – least significant address input for input latches
Data Bit 7 to Data Bit 4
Data Bit 3 to Data Bit 0 (LSB), or Data Bit 11 (MSB) to Data Bit 8
L
= 100pF, unless otherwise noted.)
A
AGNDA
Complete, Dual, 12-Bit
A = V
TIMEBASE = 2 s/div
V
REFA
OUTA
FUNCTION
= ±10V SQUARE WAVE
LARGE-SIGNAL PULSE RESPONSE
, 5V/div
Multiplying DACs
A
5