2004 Jan 15 16
Philips Semiconductors Product specification
On/off logic IC SAA1305T
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
THERMAL CHARACTERISTICS
CHARACTERISTICS
V
DD
=5V; T
amb
=25°C; unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
V
DD
supply voltage operating −0.5 +6.5 V
I
q
quiescent supply current V
DD
= 5 V; standby mode − 200 µA
V
I(n)
input voltage on pins f
osc
=32kHz
SDA, SCL, RES, WD and TS −0.5 +6.5 V
D0 to D7 with 5 kΩ series resistor −0.5 +17 V
V
O(n)
output voltage on pins CHI, RP,
ON/OFF and LED
f
osc
=32kHz −0.5 +6.5 V
f
SCL(max)
maximum SCL clock frequency − 400 kHz
T
vj
virtual junction temperature − 150 °C
T
stg
storage temperature −65 +150 °C
T
amb
ambient temperature −40 +85 °C
SYMBOL PARAMETER CONDITIONS VALUE UNIT
R
th(j-a)
thermal resistance from junction to
ambient
in free air 78 K/W
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Supply
V
DD
supply voltage operating 4.5 5.0 5.5 V
I
q
quiescent supply current note 1 − 130 200 µA
Inputs
PINS D0 TO D7
V
i(clamp)
input clamping voltage I
clamp
= 2 mA 5.5 6.5 8.3 V
I
clamp(h)
high clamping current V
D0
to V
D7
>V
DD
−−2mA
I
LI
input leakage current V
Dx
=5V −−1 µA
SCHMITT TRIGGER INPUTS FOR PINS D0, D1 AND D5 TO D7
V
th(r)
rising threshold voltage 3.4 3.5 3.6 V
V
th(f)
falling threshold voltage 1.4 1.5 1.6 V
V
hys
hysteresis voltage 1.8 2 2.2 V
SPECIAL INPUTS FOR PINS D2, D3 AND D4
V
th(r)
rising threshold voltage 2.4 2.5 2.6 V
V
th(f)
falling threshold voltage 1.7 1.8 1.9 V
V
hys
hysteresis voltage 0.5 0.7 0.9 V
