SAA1064TD-T Datasheet, PDF (10/19 Pages) NXP Semiconductors – 4-digit LED-driver with I2C-Bus interface

Philips Semiconductors
4-digit LED-driver with I²C-Bus interface
Product specification
SAA1064
PARAMETER
Segment outputs
(P8 to P1; pins 3 to 10)
P9 to P16; pins 15 to 22)
Output voltages
Output leakage current HIGH
Output current LOW
All control bits (C4, C5
and C6) are HIGH
Contribution of:
control bit C4
control bit C5
control bit C6
Relative segment output
current accuracy
with respect to highest value
Multiplex 1 and 2 (pins 11
and 14)
Maximum output voltage
(when ON)
Maximum output current HIGH
(when ON)
Maximum output current LOW
(when OFF)
Multiplex output period
Multiplexed duty factor
* Value to be fixed.
CONDITIONS SYMBOL MIN.
TYP.
MAX.
UNIT
I_O = 15 mA
V_O
−
−
0.5
V
V_O = V_CC = 15 V I_LO
−
−
± 10
µA
V_OL = 5 V
I_OL
17.85
21
25.2
mA
I_O
2.55
3.0
3.6
mA
I_O
5.1
6.0
7.2
mA
I_O
10.2
12.0
14.4
mA
∆I_O
−
−
7.5
%
−I_MPX = 50 mA V_MPX
V_CC−1.5 −
−
V
V_MPX = 2 V
−I_MPX
50
−
110
mA
V_O = 2 V
+I_MPX
50
C_EXT = 2.7 nF T_MPX
5
−
70
110
µA
−
10
ms
48.4
−
%
February 1991
10