AS1117
Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
V DD = 2.7V to 5.5V, R SET = 9.53k Ω , T AMB = -40°C to +85°C, typ. values @ T AMB = +25oC and V DD = 5.0V (unless oth-
erwise specified).
Table 4. Electrical Characteristics
Symbol
V DD
I DDSD
Parameter
Operating Supply Voltage
Shutdown Supply Current
Conditions
All digital inputs at V DD or
GND, T AMB = +25oC
Min
2.7
Typ
0.2
Max
5.5
2
Unit
V
μA
R SET = open circuit.
0.35
0.6
I DD
Operating Supply Current
All segments and decimal
point on; I SEG = -40mA.
335
mA
f OSC
I DIGIT
Display Scan Rate
Digit Drive Sink Current
8 digits scanned
V OUT = 0.65V
0.48
320
0.96
kHz
mA
I SEG
Δ I SEG
I SEG
Segment Drive Source Current
Segment Drive Current Matching
Segment Drive Source Current
V DD = 5.0V, V OUT = (V DD -1V)
Average Current
-35
-41
3
-47
47
mA
%
mA
Table 5. Logic Inputs/Outputs Characteristics
Symbol
I IH , I IL
Parameter
Input Current SDA, SCL
Conditions
V IN = 0V or V DD
Min
-1
Typ
Max
1
Unit
μA
V IH
V IL
Logic High Input Voltage
SDA, SCL, RESETN
Logic Low Input Voltage
SDA, SCL, RESETN
1.26
0.54
V
V
V OL(SDA)
SDA Output Low Voltage
I SINK = 3mA
0.4
V
V KEYopen
V KEYshort
V OL(IRQ)
Keyscan Open Input Voltage
Keyscan Short Input Voltage
Interrupt Output Low Voltage I SINK = 3mA
0.8xV DD
0.7x V DD
0.4
V
V
V
Δ V I
Hysteresis Voltage
Capacitive Load for Each Bus Line
DIN, CLK, LD/CS
1
400
V
pF
Open Detection Level Threshold
Short Detection Level Threshold
www.austriamicrosystems.com/LED-Driver-ICs/AS1117
Revision 1.00
0.7x
V DD
0.05x
V DD
0.75x
V DD
0.1x
V DD
0.8x
V DD
0.15x
V DD
V
V
4 - 23
相关PDF资料
AS1118-BQFT IC DRIVER 64LED W/DELAY 24-TQFN
AS1121B-BQFT IC DRIVER 16-CH 32-TQFN
AS1122B-BQFT IC LED DVR 12-CH 24-TQFN
AS1123-BTST IC LED DVR 16-CH 40MA 24-QSOP
AS1390A-ZQFT IC BOOST CTLR/BUCK CONV 20-QFN
AS212-L SOCKET 12V AUTO SAFETY CAP MNT
AS212C AUTO 12V SOCKET W/SAFETY CAP
AS212 SOCKET AUTO LOCKING BLACK
相关代理商/技术参数
AS1117M1 制造商:ALPHA 制造商全称:ALPHA 功能描述:800mA Low Dropout Regulator SCSI-II Active Terminator
AS1117M1-X 制造商:ALPHA 制造商全称:ALPHA 功能描述:800mA Low Dropout Regulator SCSI-II Active Terminator
AS1117M3 制造商:ALPHA 制造商全称:ALPHA 功能描述:800mA Low Dropout Regulator SCSI-II Active Terminator
AS1117M3-1.5 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
AS1117M3-2.5 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
AS1117M3-3.0 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
AS1117M3-3.3 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
AS1117M3-5.0 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC