DAC5574 Datasheet, PDF (5/30 Pages) Texas Instruments – QUAD, 8-BIT, LOW-POWER, VOLTAGE OUTPUT, I2C INTERFACE DIGITAL TO ANALOG CONVERTER

DAC5574
www.ti.com
SLAS407 – DECEMBER 2003
TIMING CHARACTERISTICS (continued)
V_DD = 2.7 V to 5.5 V, R_L = 2 kΩ to GND; all specifications –40°C to +105°C, unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN TYP
Standard mode
t_FDA
t_SU; t_STO
Fall time of SDA signal
Setup time for STOP con-
dition
Fast mode
High-speed mode, C_B = 100 pF max
High-speed mode, C_B = 400 pF max
Standard mode
Fast mode
High-speed mode
20 + 0.1C_B
10
20
4.0
600
160
C_B
Capacitive load for SDA and
SCL
t_SP
Pulse width of spike sup-
pressed
Fast mode
High-speed mode
Noise margin at the HIGH
V_NH
level for each connected de-
vice (including hysteresis)
Standard mode
Fast mode
High-speed mode
0.2 V_DD
Noise margin at the LOW
V_NL
level for each connected de-
vice (including hysteresis)
Standard mode
Fast mode
High-speed mode
0.1 V_DD
MAX
300
300
80
160
400
50
10
UNITS
ns
ns
ns
ns
µs
ns
ns
pF
ns
ns
V
V
TYPICAL CHARACTERISTICS
At T_A = +25°C, unless otherwise noted.
LINEARITY ERROR AND DIFFERENTIAL
LINEARITY ERROR vs DIGITAL INPUT CODE
1
Channel A
0.5
V_DD = 5 V
0
−0.5
−1
0.5
0.25
0
−0.25
−0.5
0
32
64
96
128 160 192 224 255
Digital Input Code
Figure 1.
LINEARITY ERROR AND DIFFERENTIAL
LINEARITY ERROR vs DIGITAL INPUT CODE
1
Channel B
0.5
V_DD = 5 V
0
−0.5
−1
0.5
0.25
0
−0.25
−0.5
0
32
64
96
128 160 192 224 255
Digital Input Code
Figure 2.
5