Philips Semiconductors
Product specification
74LV4799
Timer for NiCd and NiMH chargers
1998 Apr 20
8
DC ELECTRICAL CHARACTERISTICS
Over recommended operating conditions.
Voltages are referenced to GND (ground = 0 V).
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
+25
°C
0
°C to +70°C
UNIT
MIN
TYP
MAX
MIN
MAX
VCC = 1.0 V
0.8
0.5
–
0.8
–
VIH
HIGH level Input voltage
VCC = 4.5 V
3.6
2.4
–
3.6
–
V
VCC = 6.0 V
4.8
3.2
–
4.8
–
VCC = 1.0 V
–
0.5
0.2
–
0.2
VIL
LOW level Input voltage
VCC = 4.5 V
–
2.1
0.9
–
0.9
V
VCC = 6.0 V
–
2.8
1.2
–
1.2
HIGH level output voltage;
VCC = 1.0 V; VI = VIH or VIL; IO = –190A
0.90
0.96
–
0.89
–
VOH
g
RC, RD outputs
VCC = 6.0 V; VI = VIH or VIL; IO = –6.1mA
5.73
5.84
–
5.66
–
V
VOH
HIGH level output voltage;
VCC = 1.0 V; VI = VIH or VIL; IO =–24A
0.90
0.96
–
0.89
–
V
g
RS output
VCC = 6.0 V; VI = VIH or VIL; IO =–760A
5.73
5.84
–
5.66
–
LOW level output voltage;
VCC = 1.0 V; VI = VIH or VIL; IO = 190A
–
0.04
0.10
–
0.11
g
RC, RD outputs
VCC = 6.0 V; VI = VIH or VIL; IO = 6.1mA
–
0.16
0.26
–
0.33
LOW level output voltage;
VCC = 1.0 V; VI = VIH or VIL; IO =24A
–
0.04
0.10
–
0.11
g
RS output
VCC = 6.0 V; VI = VIH or VIL; IO =760A
–
0.16
0.26
–
0.33
LOW level output voltage;
VCC = 1.0 V; VI = VIH or VIL; IO = 220A
–
0.04
0.10
–
0.11
g
MOLLI, LED outputs
VCC = 6.0 V; VI = VIH or VIL; IO = 7.4mA
–
0.17
0.26
–
0.33
VOL
LOW level output voltage;
VCC = 1.0 V; VI = VIH or VIL; IO =360A;
pin 4 open
–
0.04
0.10
–
0.11
V
g
EN output
VCC = 6.0 V; VI = VIH or VIL; IO =13.0mA;
pin 4 open
–
0.17
0.26
–
0.33
LOW level output voltage;
EN output
VCC = 1.3 V; VI = VIH or VIL; pin 4 = 10 V1
–
0.12
0.35
–
0.40
LOW level output voltage;
VCC = 1.0 V; VI = VIH or VIL; IO =140A;
pin 4 HIGH
–
0.04
0.10
–
0.11
g
EN output
VCC = 6.0 V; VI = VIH or VIL; IO =5.0mA;
pin 4 HIGH
–
0.17
0.26
–
0.33
VCC
POR level
active inactive
0.25
–
0.65
0.9
–
V
ICC
Quiescent supply current
VCC = 6.0 V; VI = VCC or GND;
pins 5, 14, and 15 at GND;
pins 7 and 9 at VCC2
–
34
50
–
400
A
Input leakage current
pins 4 and 9
VCC = 1.0 V; VI = 10 V
–
500
–
nA
Input leakage current
pins 14 and15
VCC = 6.0 V; VI = VCC or GND
–
100
–
nA
II
Pull-up current pin 7
VCC = 1.0 V; VI = GND
–0.5
–2.4
–10
–
Pull-u current in 7
VCC = 6.0 V; VI = GND
–0.5
–2.4
–10
–
A
Pull-down current pin 5
VCC = 1.0 V; VI = VCC
0.5
2.4
10
–
A
Pull-down current in 5
VCC = 6.0 V; VI = VCC
0.5
2.4
10
–
I
OFF-state current
pin 1, 3, and 6
VCC = 6.0 V; VI = VIH or V IL; VO = 10 V
–
500
–
nA
IOZH
OFF-state current pin 2
VCC = 6.0 V; VO = 6 V; Vin = open
–
100
–
nA
OFF-state current pin 3
VCC = 6.0 V; VI = VIH or V IL; VO = 6 V
–
100
–
IOZ
OFF-state current
pins 10, 11, and 12
VCC = 6.0 V; VI = VIH or V IL;
VO = VCC or GND
–
±100
–
nA
NOTE:
1. This item guarantees that an external bipolar NPN-transistor can be switched off by the EN output.
2. Oscillator disabled. This can be done by IOC = HIGH or LOW.