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TCA6507ZXUR 数据表(PDF) 20 Page - Texas Instruments

部件名 TCA6507ZXUR
功能描述  LOW-VOLTAGE 7-BIT I2C AND SMBus LED DRIVER WITH INTENSITY CONTROL AND SHUTDOWN
PDF  32 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

TCA6507ZXUR 数据表(HTML) 20 Page - Texas Instruments

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PARAMETER MEASUREMENT INFORMATION
SCL
SDA
SDA LOAD CONFIGURATION
1
2
V
CC
R = 1 k
L
Ω
C = 50 pF
(see Note A)
L
DUT
SDA
Three Bytes for Complete
Device Programming
Stop
Condition
(P)
Start
Condition
(S)
Address
Bit 7
(MSB)
Address
Bit 6
Address
Bit 1
R/
Bit 0
(LSB)
W
ACK
(A)
Data
Bit 7
(MSB)
Data
Bit 0
(LSB)
Stop
Condition
(P)
0.7
V
×
CC
0.3
V
×
CC
VOLTAGE WAVEFORMS
Start or
Repeat Start
Condition
Repeat Start
Condition
Stop
Condition
BYTE
DESCRIPTION
I C address
2
Command
0.7
V
×
CC
0.3
V
×
CC
t
scl
t
sch
t
buf
t
icf
t
icf
t
icr
t
sth
t
icr
t
sds
t
sp
t
sdh
t
PHL
t
PLH
t
sts
t
sps
3
P-port data
TCA6507
LOW-VOLTAGE 7-BIT I2C AND SMBus LED DRIVER
WITH INTENSITY CONTROL AND SHUTDOWN
SCPS164B – MAY 2007 – REVISED NOVEMBER 2007
A.
CL includes probe and jig capacitance.
B.
All inputs are supplied by generators having the following characteristics: PRR
≤ 10 MHz, ZO = 50 Ω, tr/tf ≤ 30 ns.
C.
All parameters and waveforms are not applicable to all devices.
Figure 14. I2C Interface Load Circuit and Voltage Waveforms
20
Submit Documentation Feedback
Copyright © 2007, Texas Instruments Incorporated
Product Folder Link(s): TCA6507



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