ltc2640-lz8 Linear Technology Corporation, ltc2640-lz8 Datasheet - Page 12

• Manufacturer Part Number: ltc2640-lz8
• Description: Single 12-/10-/8-bit Spi Vout Dacs With Bidirectional Reference
• Manufacturer: Linear Technology Corporation

LTC2640
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2640-10
LTC2640-8
LTC2640
12
–10
10
–2
–4
–6
–8
8
6
4
2
0
–30
Load Regulation
V
V
V
CC
CC
CC
= 5V (LTC2640-H)
= 5V (LTC2640-L)
= 3V (LTC2640-L)
–20
–10
–0.5
–1.0
–0.5
–1.0
1.0
0.5
1.0
0.5
I
OUT
0
0
0
0
Integral Nonlinearity (INL)
Integral Nonlinearity (INL)
0
(mA)
V
V
INTERNAL REF .
V
V
INTERNAL REF .
CC
FS
CC
FS
INTERNAL REF .
CODE = MIDSCALE
= 4.096V
= 5V
= 2.5V
= 3V
10
256
64
20
2630 G21
CODE
CODE
512
128
30
768
192
–0.05
–0.10
–0.15
–0.20
0.20
0.15
0.10
0.05
0
–30
Current Limiting
2640 G17
2640 G19
V
V
V
CC
CC
CC
1023
255
= 5V (LTC2640-H)
= 5V (LTC2640-L)
= 3V (LTC2640-L)
–20
–10
I
OUT
0
(mA)
–0.25
–0.50
INTERNAL REF .
CODE = MIDSCALE
–0.5
–1.0
0.50
0.25
1.0
0.5
0
0
10
0
0
Differential Nonlinearity (DNL)
Differential Nonlinearity (DNL)
V
V
INTERNAL REF .
V
V
INTERNAL REF .
CC
FS
CC
FS
= 4.096V
= 2.5V
20
= 5V
= 3V
T
2630 G22
256
A
64
= 25°C, unless otherwise noted.
30
CODE
CODE
512
128
–1
–2
–3
3
1
0
2
–50 –25
Offset Error vs Temperature
768
192
2640 G18
2640 G20
0
TEMPERATURE (°C)
1023
255
25
50
75
100 125 150
2640 G23
2640fa