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