cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 526

• Manufacturer Part Number: cs5535
• Description: Geode Cs5535 Companion Multi-function South Bridge
• Manufacturer: National Semiconductor Corporation

www.national.com
Electrical Specifications
6.1.4
Note 1. The CS5535 is designed to be used with the GX2 processor; as such, their core voltage ranges are compatible.
6.1.5
Symbol
V
V
V
V
A
V
T
Input Timing
Symbol
I
I
I
I
I
I
I
I
CORE_ON
IO_ON
VDD_USB
CORE_Sleep
IO_Sleep
CORE_VSB_Standby
IO_VSB_Standby
BAT
VDD_USB
CASE
CORE
CORE_VSB
IO
IO_VSB
BAT
Recommended Operating Conditions
Current Consumption
Parameter
Core Supply Voltage, Working Domain (Note 1)
Core Supply Voltage, Standby Domain (Note 1)
I/O Supply Voltage, Working Domain
I/O Supply Voltage, Standby Domain
USB Transceiver Supply Voltage
Real-time Clock Battery
Case Temperature of Package
Input Rise and Fall Times (unless otherwise indicated)
See Figure 6-1 "Clock Reference Definition" on page
530 for rise and fall definition.
Description
Core plus Standby Core Current
I/O plus Standby I/O Current
USB Current
Core plus Standby Core Current
I/O plus Standby I/O Current
Standby Core Current
Standby I/O Current
Battery Current @ V
(Nominal), 25°C
Battery Current @ V
(Max), 85°C
Table 6-3. Recommended Operating Conditions
(Continued)
Table 6-4. Current Consumption
BAT
BAT
= 3.0V
= 3.0V
Avg
Typ
60
12
4
526
Abs
Max
125
25
21
<1
<1
10
5
5
5
Units
mA
mA
mA
mA
mA
mA
mA
µA
µA
1.14
1.14
3.14
3.14
3.14
Min
2.4
0.5
Comments
CPU Mode = Full On
Typ = Typical operating conditions,
Max = Maximum operating condi-
CPU Mode = Full On
Typ = Typical operating conditions,
Max = Maximum operating condi-
SUSPA# active
All clocks stopped
All I/Os driven low or TRI-STATE
Power removed from V
Use for battery life calculation. When
off, system quickly reaches ambient
temperature.
0
clock gating on
tions, clock gating off
clock gating on
tions, clock gating off
Typ
1.5
1.5
3.3
3.3
3.3
3.0
1.58
Max
1.58
3.46
3.46
3.46
3.6
85
5
CORE
and V
Revision 0.8
Units
ns
V
V
V
V
V
C
V
IO