TCA6507_10 Datasheet, PDF (16/32 Pages) Texas Instruments – LOW-VOLTAGE 7-BIT I2C AND SMBus LED DRIVER WITH INTENSITY CONTROL AND SHUTDOWN

TCA6507
LOW-VOLTAGE 7-BIT I²C AND SMBus LED DRIVER
WITH INTENSITY CONTROL AND SHUTDOWN
SCPS164B – MAY 2007 – REVISED NOVEMBER 2007
Electrical Characteristics
GND = 0 V, T_A = –40°C to 85°
PARAMETER
TEST CONDITIONS
f_INT
Intensity control clock
frequency
Operating mode
V_IK
V_POR
V_OL
Input diode clamp voltage
Power-on reset voltage
SDA
SDA
I_I = –18 mA
V_I = V_CC or GND, I_O = 0
I_OL = 6 mA
I_OL
P port⁽²⁾
I_I
SCL, SDA, EN
Standby current
I_CC
Operating mode
C_i
SCL
C_io
SDA
C_o
P port
V_OL = 0.5 V
V_OL = 0.6 V
V_I = V_CC or GND
EN disabled, P port idle,
Intensity control disabled,
SCL = V_CC, SDA = V_CC, I_O = 0,
f_SCL = 0
P port running,
Intensity control enabled,
SCL = V_CC, SDA = V_CC, I_O = 0,
f_SCL = 0
P port running,
Intensity control enabled,
SDA = V_CC, I_O = 0, f_SCL = 400 kHz
V_IO = V_CC or GND
V_O = V_CC or GND
(1) All typical values are at T_A = 25°C.
(2) The total current sourced by the P port must be limited to 200 mA.
V_CC
1.65 V to 3.6 V
1.65 V to 3.6 V
1.65 V to 3.6 V
1.65 V to 3.6 V
1.65 V to 3.6 V
1.65 V
1.8 V to 3.6 V
1.65 V to 3.6 V
1.65 V to 1.95 V
1.96 V to 3.6 V
1.65 V to 1.95 V
1.96 V to 3.6 V
1.65 V to 1.95 V
1.96 V to 3.6 V
1.65 V to 3.6 V
1.65 V to 3.6 V
1.65 V to 3.6 V
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MIN TYP⁽¹⁾ MAX UNIT
23
32
43 kHz
–1.2
V
1.4
V
0.2 0.6 V
3
13.2
25
59.7
mA
40
68
±0.1 µA
2
12
3
15
9.7
17
µA
10.4
20
10.2
18
11.4
25
7 pF
8 pF
10 pF
16
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