PCF8593 Datasheet, PDF (20/28 Pages) NXP Semiconductors – Low power clock/calendar

Philips Semiconductors
Low power clock/calendar
Product specification
PCF8593
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP.⁽¹⁾ MAX. UNIT
C_i
input capacitance
note 4
−
−
7
pF
OSCI and RESET
I_LI
input leakage current
V_l = V_DD or V_SS
−250
−
+250
nA
INT
I_OL
LOW level output current
V_OL = 0.4 V
I_LI
input leakage current
V_l = V_DD or V_SS
1
−
−
mA
−1
−
+1
µA
SCL
C_i
input capacitance
I_LI
input leakage current
note 4
V_I = V_DD or V_SS
−
−
7
pF
−1
−
+1
µA
Notes
1. Typical values measured at T_amb = 25 °C.
2. When powering up the device, V_DD must exceed the specified minimum value by 300 mV to guarantee correct
start-up of the oscillator.
3. Event counter mode: supply current dependent upon input frequency.
4. Tested on sample basis.
handbook,¹h²alfpage
IDDO
(µA)
8
MBD826
4
0
0
2
4
6
VDD (V)
f_SCL = 32 kHz; T_amb = 25 °C.
Fig.21 Typical supply current in clock mode as a function of supply voltage.
1997 Mar 25
20