LTC690M 데이터 시트보기 (PDF) - Linear Technology
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LTC690M Datasheet PDF : 16 Pages
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LTC690/LTC691
LTC694/LTC695
ABSOLUTE AXI U RATI GS (Notes 1 and 2)
Terminal Voltage
VCC .................................................... – 0.3V to 6.0V
VBATT ................................................ – 0.3V to 6.0V
All Other Inputs .................. – 0.3V to (VOUT + 0.3V)
Input Current
VCC .............................................................. 200mA
VBATT ............................................................ 50mA
GND .............................................................. 20mA
VOUT Output Current ................. Short-Circuit Protected
Power Dissipation ............................................. 500mW
Operating Temperature Range
LTC690/91/94/95C ............................... 0°C to 70°C
LTC690/91/94/95I ........................... – 40°C to 85°C
LTC690M ...................................... – 55°C to 125°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec.)................ 300°C
PACKAGE/ORDER I FOR ATIO
VBATT 1
VOUT 2
VCC 3
GND 4
BATT ON 5
LOW LINE 6
OSC IN 7
OSC SEL 8
TOP VIEW
16 RESET
15 RESET
14 WDO
13 CE IN
12 CE OUT
11 WDI
10 PFO
9 PFI
N PACKAGE
16-LEAD PDIP
TJMAX = 110°C, θJA = 130°C/W
ORDER PART
NUMBER
LTC691CN
LTC691IN
LTC695CN
LTC695IN
(Note 3)
TOP VIEW
VBATT 1
VOUT 2
VCC 3
GND 4
BATT ON 5
LOW LINE 6
OSC IN 7
OSC SEL 8
16 RESET
15 RESET
14 WDO
13 CE IN
12 CE OUT
11 WDI
10 PFO
9 PFI
SW PACKAGE
16-LEAD WIDE PLASTIC SO
TJMAX = 110°C, θJA = 130°C/W Conditions: PCB mount on
FR4 Material, Still Air at 25°C, Copper Trace
VOUT 1
VCC 2
GND 3
PFI 4
TOP VIEW
8 VBATT
7 RESET
6 WDI
5 PFO
J8 PACKAGE N8 PACKAGE
8-LEAD CERDIP 8-LEAD PDIP
TJMAX = 110°C, θJA = 100°C/W (J8)
TJMAX = 110°C, θJA = 130°C/W (N8)
LTC690CN8
LTC690IN8
LTC690MJ8
LTC694CN8
LTC694IN8
TOP VIEW
VOUT 1
VCC 2
GND 3
PFI 4
8 VBATT
7 RESET
6 WDI
5 PFO
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 110°C, θJA = 180°C/W Conditions: PCB Mount on
FR4 Material, Still Air AT 25°C, Copper Trace
ORDER PART
NUMBER
LTC691CSW
LTC691ISW
LTC695CSW
LTC695ISW
LTC690CS8
LTC690IS8
LTC694CS8
LTC694IS8
S8 PART
MARKING
690 694
690I 694I
PRODUCT SELECTIO GUIDE
LTC690
LTC691
LTC694
LTC695
LTC699
LTC1232
LTC1235
WATCHDOG
PINS
RESET
TIMER
8
X
X
16
X
X
8
X
X
16
X
X
8
X
X
8
X
X
16
X
X
BATTERY
BACK-UP
X
X
X
X
X
POWER-FAIL
WARNING
X
X
X
X
X
RAM WRITE
PROTECT
PUSH-BUTTON
RESET
CONDITIONAL
BATTERY
BACK-UP
X
X
X
X
X
X
2
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