DAC8571 Datasheet, PDF (5/28 Pages) Texas Instruments – 16-BIT, LOW POWER, VOLTAGE OUTPUT, I2C INTERFACE DIGITAL-TO-ANALOG CONVERTER

www.ti.com
DAC8571
SLAS373A – DECEMBER 2002 – REVISED JULY 2003
TIMING CHARACTERISTICS
V_DD = +2.7 V to +5.5 V; R_L = 2 kΩ to GND; all specifications -40°C to 105°C (unless otherwise noted)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
Standard mode
Fast mode
t_SCL
SCL clock frequency
High-speed mode, C_B - 100pF max
High-speed mode, C_B - 400pF max
t_BUF
Bus free time between a STOP and
START condition
Standard mode
Fast mode
4.7
1.3
Standard mode
4.0
t_HO; t_STA
Hold time (repeated) START con-
dition
Fast mode
600
High-speed mode
160
Standard mode
4.7
t_LOW
LOW period of the SCL clock
Fast mode
1.3
Standard mode
4.0
Fast mode
600
t_HIGH
HIGH period of the SCL clock
High-speed mode, C_B - 100pF max
60
High-speed mode, C_B - 400pF max
120
Standard mode
4.7
t_SU; t_STA
Setup time for a repeated START
condition
Fast mode
600
High-speed mode
160
Standard mode
250
t_SU; t_DAT
Data setup time
Fast mode
100
High-speed mode
10
Standard mode
0
t_HD; t_DAT
t_RCL
t_RCL1
t_FCL
t_RCA
t_FDA
Data hold time
Rise time of SCL signal
Rise time of SCL signal after a
repeated START condition, and
after an acknowledge BIT
Fall time of SCL signal
Rise time of SDA signal
Fall time of SDA signal
Fast mode
High-speed mode, C_B - 100pF max
High-speed mode, C_B - 400pF max
Standard mode
Fast mode
High-speed mode, C_B - 100pF max
High-speed mode, C_B - 400pF max
Standard mode
Fast mode
High-speed mode, C_B - 100pF max
High-speed mode, C_B - 400pF max
Standard mode
Fast mode
High-speed mode, C_B - 100pF max
High-speed mode, C_B - 400pF max
Standard mode
Fast mode
High-speed mode, C_B - 100pF max
High-speed mode, C_B - 400pF max
Standard mode
Fast mode
High-speed mode, C_B - 100pF max
High-speed mode, C_B - 400pF max
0
0
0
20 × 0.1C_B
20 × 0.1C_B
10
20
20 × 0.1C_B
20 × 0.1C_B
10
20
20 × 0.1C_B
20 × 0.1C_B
10
20
20 × 0.1C_B
20 × 0.1C_B
10
20
20 × 0.1C_B
20 × 0.1C_B
10
20
MAX
100
400
3.4
1.7
0.9
0.9
70
150
1000
300
40
80
1000
300
80
1600
300
300
40
80
1000
300
80
160
300
300
80
160
UNITS
kHz
kHz
MHz
MHz
µs
µs
\µs
ns
ns
µs
µs
µs
ns
ns
ns
µs
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
5