LTM2883_1211 Datasheet, PDF (29/36 Pages) Linear Technology – SPI/Digital or I2C μModule Isolator with Adjustable ±12.5V and 5V Regulated Power

Typical Applications
3.3V
1µF
V_CC
CS
MOSI
µC SCK
MISO
GND
LTM2883-3S
B8
A8 ^VCC
V_L
V^{+ L8}
AV^{+ K8}
V^{– L7}
A7
ON
A6
SDOE
A5 _CS
A4
SDI
A3 _SCK
AV^{– K7}
V_CC2 ^L6
AV_CC2 ^K6
CS2 ^L5
SDI2 ^L4
SCK2 ^L3
A2 _DO2
A1 _SDO
B1 _DO1
I2 ^L2
SDO2 ^L1
I1 ^K1
B2 _GND
GND2 ^K2
2883 F21
5V
12.5V
0.1µF
–12.5V
1.25V
LTC2654-L16
15
V_CC
REFOUT ⁵
6 _LDAC
REFC ³
7 _CS
9 _SDI
8 _SCK
11 _CLR
10 _SDO
V_OUTA ²
V_OUTB ⁴
V_OUTC
V_OUTD
REFLO
13
14
1
12 _{PORSEL GND} 16
0.1µF
3₊ ⁵
LTC2054
1
4_–
2
0.1µF
Figure 21. Quad 16-Bit ±10V Output Range DAC
LTM2883
0.1µF
12.5V
8
9_–
10
1
2₊
3
–12.5V
7
LT1991
G=8
5
4
0.1µF
6
±10V OUTA
0.1µF
12.5V
8
9_–
10
1
2₊
3
7
LT1991
G=8
5
4
0.1µF
–12.5V
6 _{±10V OUTB}
0.1µF
12.5V
8
9_–
10
1
2₊
3
–12.5V
7
LT1991
G=8
5
4
0.1µF
6
±10V OUTC
0.1µF
12.5V
8
9_–
10
1
2₊
3
7
LT1991
G=8
5
4
0.1µF
–12.5V
6 _{±10V OUTD}
2883fa
29