ltc2631-z Linear Technology Corporation, ltc2631-z Datasheet - Page 9

• Manufacturer Part Number: ltc2631-z
• Description: Single 12-/10-/8-bit I 2c Vout Dacs With Bidirectional Reference
• Manufacturer: Linear Technology Corporation

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
LTC2631-HM12/-HM10/-HM8/-HZ12/-HZ10/-HZ8, LTC2631A-HM12/-HZ12 (V
SYMBOL
Reference Input
I
Reference Output
Digital I/O
V
V
V
V
R
R
R
V
t
t
I
C
C
C
REF
OF
SP
IN
IL
IH
IL(CA n )
IH(CA n )
OL
IN
B
CA n
INH
INL
INF
PARAMETER
Input Voltage Range
Resistance
Capacitance
Reference Current, Power Down Mode
Output Voltage
Reference Temperature Coeffi cient
Output Impedance
Capacitive Load Driving
Short Circuit Current
Low Level Input Voltage (SDA and SCL) (Note 14)
High Level Input Voltage (SDA and SCL) (Note 11)
Low Level Input Voltage on CA n
(n = 0, 1)
High Level Input Voltage on CA n
(n = 0, 1)
Resistance from CA n (n = 0, 1)
to V
Resistance from CA n (n = 0, 1)
to GND to Set CA n = GND
Resistance from CA n (n = 0, 1)
to V
Low Level Output Voltage
Output Fall Time
Pulse Width of Spikes Suppressed by
Input Filter
Input Leakage
I/O Pin Capacitance
Capacitive Load for Each Bus Line
External Capacitive Load on Address
Pin CA n (n = 0, 1)
CC
CC
to Set CA n = V
or GND to Set CA n = Float
CC
A
= 25°C. V
CONDITIONS
DAC Powered Down
V
See Test Circuit 1
See Test Circuit 1
See Test Circuit 2
See Test Circuit 2
See Test Circuit 2
Sink Current = 3mA
V
0.1V
(Note 8)
C
CC
O
B
= V
The
= 10pF to 400pF (Note 12)
= 5.5V; REF Shorted to GND
CC
IH(MIN)
≤ V
l
CC
denotes the specifi cations which apply over the full operating
IN
= 4.5V to 5.5V, V
≤ 0.9V
to V
O
= V
CC
FS
IL(MAX)
= 4.096V)
,
OUT
unloaded unless otherwise specifi ed.
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
20 + 0.1C
0.85V
0.7V
2.032
–0.5
MIN
160
0
2
0
0
CC
CC
B
2.048
0.01
TYP
190
±10
7.5
0.5
4.3
10
LTC2631
0.15V
0.3V
2.064
MAX
V
220
250
400
0.1
0.4
10
10
50
±1
10
10
CC
CC
CC
ppm/°C
UNITS
2631fa
9
MΩ
mA
kΩ
kΩ
kΩ
kΩ
μA
μA
pF
μF
ns
ns
pF
pF
pF
V
V
V
V
V
V
V