11 serial rom interface, 12 power consumption – Ricoh R5C841 User Manual
Page 59
R5C841 PCI-CardBus/IEEE 1394/SD Card/Memory Stick/xD/ExpressCard Data Sheet
12345
2004
R
EV
. 1.10
5-6
5.2.11 Serial ROM Interface
For 3.3V signaling
(VCC_ROUT= 1.65~1.95V, VCC_3V=3.0~3.6V, Ta=0~70ºC)
Symbol Parameter
Min
Max
Unit
Test
Condition
Note
VIL
Input Low Voltage
-0.5
0.3xVCC_3V
V
24
VIH
Input High Voltage
0.7xVCC_3V
VCC_3V+0.5
V
24
VOL1
Output Low Voltage
0.4
V
Iout=3mA
24
Tof
Output fall time from V
IHmin
to V
ILmax
with a bus capacitance from
10 pF to 400 pF:
-
250
ns with up to 3 mA sink
current at V
OL1
24
I
I
Input current each I/O pin
±
10
µ
A Vin=0.4~0.9xVCC_3V
24
Cin
Input Pin Capacitance
10
pF
24
Note 24: Applied for
UDIO3-4 (On use of Serial ROM) pins
5.2.12 Power Consumption
Power Supply Current
Power Pin
Parameter
Min
Typ
Max
Unit
Condition
Note
Icc
Power Supply Current,
Operating
150
mA PCICLK=33MHz
VCC_3V=3.6V
VCC_MD3V=3.6V
VCC_PCI3V=3.6V
AVCC_PHY3V=3.6V
REGEN#=0V
VCC_RIN=3.6V
Vin=0V or VCC