IDT79RC32332 IDT [Integrated Device Technology], IDT79RC32332 Datasheet - Page 40

• Manufacturer Part Number: IDT79RC32332
• Description: IDT Interprise Integrated Communications Processor
• Manufacturer: IDT [Integrated Device Technology]

USB Electrical Characteristics
Power Consumption
IDT 79RC32355
I
I
Power
Dissipation
CC
CC core
1.
mA per MHz of the CPU pipeline clock, PClock.
RISCore 32300 CPU core enters Standby mode by executing WAIT instructions; however, other logic continues to function. Standby mode reduces power consumption by 0.6
I/O
USB Interface
V
V
V
C
I
USB Upstream/Downstream Port
V
V
Z
Note: This table is based on a 2:1 CPU pipeline to system (PClock to CLKP) clock ratio.
li
Parameter
o
di
cm
se
oh
ol
in
Normal mode
Standby mode
Normal mode
Standby mode
Differential Input Sensitivity
Differential Input Common Mode
Range
Single ended Receiver Threshold
Transceiver Capacitance
Hi-Z State Data Line Leakage
Static Output High
Static Output Low
USB Driver Output Impedance
1
1
Typical
1.26
1.06
400
320
Parameter
80
133MHz
Max.
1.63
1.42
130
450
370
Table 20 RC32355 Power Consumption
Table 19 USB Interface Characteristics
Typical
1.46
1.22
100
450
360
150MHz
Max.
1.86
1.59
40 of 47
150
500
410
Min
-0.2
0.8
0.8
-10
2.8
28
Typical
1.73
1.47
120
500
400
180MHz
Max
Max.
2.5
2.0
3.6
0.3
20
10
44
2.03
1.77
170
550
450
Unit
mA
mA
mA
W
W
Unit
µA
pF
Ω
V
V
V
V
V
C
T
VccP = 2.625V (for max. values)
V
V
VccP = 2.5V (for typical values)
V
V
a
L
cc
cc
cc
cc
= 25
= 25pF (affects I/O)
I/O
I/O
core = 2.625V (for max. values)
core = 2.5V (for typical values)
I(D+)-(D-)I
0V < V
15km + 5% to Gnd
Including R
o
= 3.46V (for max. values)
= 3.3V (for typical values)
C
Conditions
Conditions
in
< 3.3V
ext
= 20 Ω
May 25, 2004