SH3001 Datasheet, PDF (12/20 Pages) Semtech Corporation – Real-Time Clock and Clock Management Support IC for Microcontrollers

SH3001 MicroBuddy™
SYSTEM MANAGEMENT
Electrical Specifications
Absolute Maximum Ratings
Note: The SH3001 is ESD-sensitive.
Description
Symbol
Min
Supply voltages on VDD or VBAK relative to ground
VDD
-0.5
Input voltage on CLKIN, IO/INT, TEST
VIN1
-0.5
Input voltage on CLKSEL
VIN2
-0.5
Input current on any pin except VREG
IIN1
Input current on VREG
IIN2
Ambient operating temperature
TOP
-40
Storage temperature
TSTG
-55
IR Reflow temperature, (soldering for 10 seconds, TR
Option)
IR Reflow temperature, (soldering for 10 seconds, TRT
Option)
T_IRRT
T_IRRT
Max
5.5
VDD + 0.5
VREG + 0.5
10
150
85
160
240
260
Units
V
V
V
mA
mA
ºC
ºC
ºC
ºC
Operating Characteristics
Parameter
Case temperature
Supply voltage
Supply current, CLKOUT = 16 MHz*
Supply current, CLKOUT = 8 MHz*
Supply current, CLKOUT = 2 MHz*
Standby current, 32.768 kHz crystal**
Backup Supply Voltage**
Backup current, 32.768 kHz crystal**
Backup standby current**
*Note: Assuming load on CLKOUT < 20 pf
**Note: Assuming temperature < 60ºC
Symbol Min
Typ
Max
Units Notes
TOP
–40
VDD
2.3
+85
°C
5.5
V
IDD
3
mA
IDD
1.8
mA
IDD
0.9
mA
ISB
8
µA
CLK32
disabled
VBAK
2.3
5.5
V
IBUP
2
µA
CLK32
disabled
IBSB
50
nA
VDD > VBO
Copyright ©2002-2005 Semtech Corporation
12
V1.15 www.semtech.com