PC87307VUL National Semiconductor, PC87307VUL Datasheet - Page 183

• Manufacturer Part Number: PC87307VUL
• Description: PC87307/PC97307 Plug and Play Compatible and PC97 Compliant SuperI/O
• Manufacturer: National Semiconductor

13.1.4 Power Consumption Under Recommended Operating Conditions
13.2 DC CHARACTERISTICS OF PINS, BY GROUP
The following tables list the DC characteristics of all device pins described in Section 1.2. The pin list preceeding each table
lists the device pins to which the table applies.
13.2.1 Group 1
Pin List:
Symbol
I
A15-0, AEN, ASTRXB, CTS2,1, DACK3-0, DCD2,1, DSKCHG, DSR2,1, ID3-0, INDEX, IRRX2,1, MR, RD, RDATA,
SIN2,1, TC, TRK0, WP, WR, XDRD
CCSB
I
I
I
CCH
BAT
CC
a. Do not permit V
Symbol
(VRT) bit (bit 7) of the RTC Control Register D (CRD) at offset 0Dh of logical device 2.
V
V
V
I
a. Not tested. Guaranteed by design.
IL
IH
IL
H
V
V
Mode
V
Current
V
DD
DD
CCH
BAT
Input High Voltage
Input Low Voltage
Input Leakage Current
Input Hysteresis
Average Main Supply Current
Quiescent Main Supply Current in Low Power
Battery Supply Current
RTC/APC (Logical Device 2) Help Supply
CCH
Parameter
to ramp down at a rate exceeding 1 V/msec. If it does, it may reset the Valid RAM and Time
Parameter
TABLE 13-5. DC Characteristics of Group 1 Pins
TABLE 13-4. Power Consumption
a
Device Description
183
Conditions
V
V
IN
IN
V
= V
= V
CCH
Conditions
V
V
V
V
V
DD
SS
IH
No Load
No Load
IL
BAT
IH
IL
= 5 V 10%
= 0.5 V
= 2.4 V
= V
= V
3 V
SS
DD
Min
Min
0.5
250
2.0
Typical
a
1.3
32
2
V
Max
0.8
10
DD
10
a
Max
1.7
50
2
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Units
mV
V
V
A
A
Unit
mA
mA
mA
A