TCA6507_10 Datasheet, PDF (21/32 Pages) Texas Instruments – LOW-VOLTAGE 7-BIT I2C AND SMBus LED DRIVER WITH INTENSITY CONTROL AND SHUTDOWN

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TCA6507
LOW-VOLTAGE 7-BIT I²C AND SMBus LED DRIVER
WITH INTENSITY CONTROL AND SHUTDOWN
SCPS164B – MAY 2007 – REVISED NOVEMBER 2007
PARAMETER MEASUREMENT INFORMATION (continued)
DUT
Pn
C_L = 50 pF
(see Note A)
500 Ω
500 Ω
2 × V_CC
P-PORT LOAD CONFIGURATION
SCL
P0
SDA
Pn
A
P3
Slave
ACK
t_pv
(see Note B)
0.7 × V_CC
0.3 × V_CC
Unstable
Data
Last Stable Bit
WRITE MODE (R/W = 0)
A. C_L includes probe and jig capacitance.
B. All inputs are supplied by generators having the following characteristics: PRR ≤ 10 MHz, Z_O = 50 Ω, t_r/t_f ≤ 30 ns.
C. The outputs are measured one at a time, with one transition per measurement.
D. All parameters and waveforms are not applicable to all devices.
Figure 15. P-Port Load Circuit and Voltage Waveforms
Copyright © 2007, Texas Instruments Incorporated
Product Folder Link(s): TCA6507
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