LTC1623 데이터 시트보기 (PDF) - Linear Technology
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LTC1623 Datasheet PDF : 12 Pages
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LTC1623
ABSOLUTE MAXIMUM RATINGS
(Voltages Referred to GND Pin)
Input Supply Voltage (VCC) ..........................– 0.3V to 6V
DATA, CLK (Bus Pins 1, 2) ..........................– 0.3V to 6V
AD0, AD1 (Address Pins 3, 5) ..... – 0.3V to (VCC + 0.3V)
GA,GB (Gate Drive Pins 6, 7) .......... – 0.3V to (VCC + 7V)
Junction Temperature ........................................... 125°C
Operating Temperature Range
LTC1623C.................................................. 0° to 70°C
LTC1623I ............................................ –40°C to 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
PACKAGE/ORDER INFORMATION
TOP VIEW
DATA 1
CLK 2
AD0 3
GND 4
8 VCC
7 GA
6 GB
5 AD1
MS8 PACKAGE
8-LEAD PLASTIC MSOP
TJMAX = 125°C, θJA = 150°C/ W
ORDER PART
NUMBER
LTC1623CMS8
MS8 PART MARKING
LTCH
Consult factory for Military grade parts.
TOP VIEW
DATA 1
CLK 2
AD0 3
GND 4
8 VCC
7 GA
6 GB
5 AD1
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 125°C, θJA = 110°C/ W
ORDER PART
NUMBER
LTC1623CS8
LTC1623IS8
S8 PART MARKING
1623
1623I
ELECTRICAL CHARACTERISTICS TA = 25°C, VCC = 5V unless otherwise specified. CGA = 1000pF, CGB = 1000pF
SYMBOL PARAMETER
VCC
Operating Supply Voltage Range
IVCC
Supply Current
IVCC
Supply Current
VGS
Gate Voltage Above Supply
VUVLO
tPOR
fOSC
tON
tOFF
VIL
VIH
Undervoltage Lockout
Power-On Reset Delay Time
Charge Pump Oscillator Frequency
(Note 3)
Turn-On Time into 1000pF
Turn-Off Time into 1000pF
DATA/CLK Input Low Voltage
DATA/CLK Input High Voltage
CONDITIONS
MIN TYP MAX UNITS
2.7
5.5
V
Charge Pump Off, AD0 and AD1High or Low, VCC = 2.7V q
DATA and CLK High
VCC = 3.3V q
VCC = 5V q
GA or GB High (Command Byte 00000001 or 00000010) q
Both GA and GB High (Command Byte 00000011)
q
12 30
µA
14 30
µA
17 30
µA
140 250
µA
162 250
µA
VCC = 2.7V
VCC = 3.3V
VCC = 5.5V
Falling Edge (Note1)
q 2.7 4.2 7
V
q 4.5 5.4 7
V
q 4.5 6.4 7
V
q 1.5 2.0 2.5
V
VCC = 2.7V (Note2)
VCC = 5.5V
300 1000
µs
300 1000
µs
300
kHz
VCC = 2.7V (From ON to GA, GB = VCC + 1V) (Note 4)
VCC = 5.5V (From ON to GA, GB = VCC + 2V) (Note 4)
VCC = 2.7V (From OFF to GA, GB = 100mV) (Note 5)
VCC = 5.5V (From OFF to GA, GB = 100mV) (Note 5)
VCC = 2.7V to 5.5V
VCC = 2.7V to 5.5V
170
µs
180
µs
17
µs
12
µs
0.6
V
1.4
V
2
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