TLC5940
www.ti.com
SLVS515A – DECEMBER 2004 – REVISED AUGUST 2005
ELECTRICAL CHARACTERISTICS
V
CC
= 3 V to 5.5 V, T
A
= –40°C to 85°C (unless otherwise noted)
PARAMETER
V
OH
V
OL
High-level output voltage
Low-level output voltage
I
OL
= 1 mA, SOUT
V
I
= V
CC
or GND; BLANK, DCPRG, GSCLK, SCLK, SIN,
XLAT
I
I
Input current
V
I
= GND; VPRG
V
I
= V
CC
; VPRG
V
I
= 22 V; VPRG; DCPRG = V
CC
No data transfer, all output OFF,
V
O
= 1 V, R
(IREF)
= 10 kΩ
No data transfer, all output OFF,
V
O
= 1 V, R
(IREF)
= 1.3 kΩ
Data transfer 30 MHz, all output ON,
V
O
= 1 V, R
(IREF)
= 1.3 kΩ
Data transfer 30 MHz, all output ON,
V
O
= 1 V, R
(IREF)
= 640
Ω
I
O(LC)
I
lkg
Constant output current
Leakage output current
All output ON, V
O
= 1 V, R
(IREF)
= 640
Ω
All output OFF, V
O
= 15 V, R
(IREF)
= 640
Ω,
OUT0 to OUT15
All output ON, V
O
= 1 V, R
(IREF)
= 640
Ω,
OUT0 to OUT15, –20°C to 85°C
∆I
O(LC0)
All output ON, V
O
= 1 V, R
(IREF)
= 640
Ω,
OUT0 to OUT15
All output ON, V
O
= 1 V, R
(IREF)
= 320
Ω,
OUT0 to OUT15, –20°C to 85°C
All output ON, V
O
= 1 V, R
(IREF)
= 320
Ω,
V
CC
= 4.5 V to 5.5 V, OUT0 to OUT15
∆I
O(LC1)
∆I
O(LC2)
Constant current error
Constant current error
Device to device, Averaged current from OUT0 to
OUT15, R
(IREF)
= 1920
Ω
(20 mA)
Device to device, Averaged current from OUT0 to
OUT15, R
(IREF)
= 480
Ω
(80 mA)
All output ON, V
O
= 1 V, R
(IREF)
= 640
Ω
OUT0 to OUT15
All output ON, V
O
= 1 V, R
(IREF)
= 320
Ω
,
OUT0 to OUT15
All output ON, V
O
= 1 V to 3 V, R
(IREF)
= 640
Ω,
OUT0 to OUT15
All output ON, V
O
= 1 V to 3 V, R
(IREF)
= 320
Ω,
OUT0 to OUT15
Junction temperature
(1)
150
0.3
R
I(REF)
= 640
Ω
1.20
1.24
±1
±1
±1
±1
–2
+0.4
–2.7
+2
±1
±1
±2
±2
54
4
0.9
5.2
16
30
61
–1
–1
TEST CONDITIONS
I
OH
= -1 mA, SOUT
MIN
V
CC
– 0.5
0.5
1
1
50
10
6
12
mA
25
60
69
0.1
±4
±8
%
±6
±8
±4
±4
±4
±6
±6
±8
170
0.4
1.28
%
%
%/V
%/V
%/V
%/V
°C
V
V
mA
µA
mA
µA
TYP
MAX
UNIT
V
V
I
CC
Supply current
Constant current error
∆I
O(LC3)
Power supply rejection ratio,
PSRR
∆I
O(LC4)
Load regulation
T
(TEF)
V
(LED)
V
(IREF)
(1)
Thermal error flag threshold
LED open detection threshold
Reference voltage
output
Not tested. Specified by design
4
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