st2149 STMicroelectronics, st2149 Datasheet - Page 10
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st2149
Manufacturer Part Number
st2149
Description
4-bit Dual Supply Level Translator Without Direction Control Pin
Manufacturer
STMicroelectronics
Datasheet
1.ST2149.pdf
(19 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
st2149BQTR
Manufacturer:
STMicroelectronics
Quantity:
2 350
Company:
Part Number:
st2149QTR
Manufacturer:
RENESAS
Quantity:
6 670
Electrical characteristics
5.1
Table 7.
1. Data rate is guaranteed based on the condition that output I/O signal rise/fall -time is less than 15% of period of input I/O
10/19
t
t
t
t
I/OVL-VCC
I/OVCC-VL
PZL
PLZ
Symbol
t
t
signal; input I/O signal is at 50% duty-cycle and output I/O signal duty-cycle deviation is less than 50% ± 10%.
RVCC
FVCC
t
t
RVL
FVL
D
R
t
t
PZH
PHZ
Rise time I/O
Fall time I/O
Rise time I/O
Fall time I/O
Propagation delay time
I/O
I/O
Propagation delay time
I/O
I/O
Output enable time
Output disable time
Data rate
AC characteristics
Load C
AC characteristics - test conditions: V
VL-LH
VL-HL
VCC-LH
VCC-HL
L
to I/O
to I/O
(1)
Parameter
= 15 pF; driver t
to I/O
to I/O
VCC
VL
VCC
VL
VCC-LH
VCC-HL
VL-LH
VL-HL
t
t
t
t
PLH
PHL
PLH
PHL
r
= t
V
f
Min
41
≤
CC
–
–
–
–
–
–
–
–
–
–
Doc ID 15949 Rev 1
2 ns over temperature range -40 °C to 85 °C.
1.95 V
= 1.65 –
Max
145
5.0
1.5
2.8
1.5
6.6
4.1
4.9
4.6
27
–
L
= 1.65 - 1.95 V
V
Min
66
–
–
–
–
–
–
–
–
–
–
CC
2.7 V
= 2.3 –
Max
145
3.2
1.4
2.7
1.4
5.8
3.8
4.4
4.2
27
–
Min
V
84
–
–
–
–
–
–
–
–
–
–
CC
3.6 V
= 3.0 –
Max
145
2.4
1.3
2.6
1.4
5.0
3.6
4.1
4.0
27
–
Min
V
86
–
–
–
–
–
–
–
–
–
–
CC
5.5 V
= 4.5 –
Max
145
1.4
1.2
2.6
1.3
4.4
3.4
4.4
3.6
27
–
ST2149
Mbps
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns