dac121c081cimkx National Semiconductor Corporation, dac121c081cimkx Datasheet - Page 7

• Manufacturer Part Number: dac121c081cimkx
• Description: 12-bit Micro Power Digital-to-analog Converter With An I2c-compatible Interface
• Manufacturer: National Semiconductor Corporation

t
SR
t
DIGITAL TIMING SPECS (SCL, SDA)
f
t
t
t
t
t
t
t
t
s
WU
SCL
LOW
HIGH
SU;DAT
HD;DAT
SU;STA
HD;STA
BUF
SU;STO
Symbol
A.C. and Timing Characteristics
Values shown in this table are design targets and are subject to change before product release.
The following specifications apply for V
for T
MIN
≤
Output Voltage Settling Time
(Note 10)
Output Slew Rate
Glitch Impulse
Digital Feedthrough
Multiplying Bandwidth(Note 12)
Total Harmonic Distortion(Note 12)
Wake-Up Time
Serial Clock Frequency
SCL Low Time
SCL High Time
Data Setup Time
Data Hold Time
Setup time for a start or a repeated
start condition
Hold time for a start or a repeated start
condition
Bus free time between a stop and start
condition
Setup time for a stop condition
T
A
≤
T
MAX
and all other limits are at T
Parameter
A
= +2.7V to +5.5V, V
400h to C00h code change
R
Code change from 800h to 7FFh
V
V
input frequency = 10kHz
V
V
Standard Mode
Fast Mode
High Speed Mode, C
High Speed Mode, C
Standard Mode
Fast Mode
High Speed Mode, C
High Speed Mode, C
Standard Mode
Fast Mode
High Speed Mode, C
High Speed Mode, C
Standard Mode
Fast Mode
High Speed Mode
Standard Mode
Fast Mode
High Speed Mode, C
High Speed Mode, C
Standard Mode
Fast Mode
High Speed Mode
Standard Mode
Fast Mode
High Speed Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
High Speed Mode
A
REF
REF
A
A
L
= 25°C, unless otherwise specified.
= 2kΩ, C
= 3V
= 5V
= 2.5V ± 0.1Vpp
= 2.5V ± 0.1Vpp
Conditions (Note 13)
L
REF
= 200 pF
7
= V
A
, R
b
b
b
b
b
b
b
b
= 100pF
= 400pF
= 100pF
= 400pF
= 100pF
= 400pF
= 100pF
= 400pF
L
= Infinity, C
L
= 200 pF to GND. Boldface limits apply
(Note 9)
Typical
160
0.5
0.8
0.5
12
70
6
1
(Notes 9,
Limits
3.45
100
400
160
320
120
250
100
150
160
160
160
13)
8.5
3.4
1.7
4.7
1.3
4.0
0.6
0.9
4.7
0.6
4.0
0.6
4.7
1.3
4.0
0.6
60
10
70
0
0
0
0
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MHz (max)
MHz (max)
kHz (max)
kHz (max)
µs (max)
µs (max)
µs (max)
ns (max)
ns (max)
(Limits)
µs (min)
µs (min)
ns (min)
ns (min)
µs (min)
µs (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
µs (min)
µs (min)
ns (min)
ns (min)
µs (min)
µs (min)
ns (min)
µs (min)
µs (min)
ns (min)
µs (min)
µs (min)
µs (min)
µs (min)
ns (min)
nV-sec
nV-sec
Units
µsec
µsec
V/µs
kHz
dB