Chapter 1 Interface Block
Chapter 1 Interface Block
Switching speed
t LD0 (ns)
CMOS 5.0 V
Function
I/O Buffer with EN(AND)
Block type
BN2U
Path
→
t 1
T
Block type
IN
OUT
MIN.
0.591
0.710
1.088
0.380
0.832
0.771
0.110
0.248
0.096
0.172
0.591
0.710
1.088
0.380
0.832
0.771
0.110
0.248
0.096
0.172
0.613
0.650
1.413
0.451
0.851
0.667
0.110
0.248
0.096
0.172
0.613
0.650
1.413
0.451
0.851
0.667
0.110
0.248
0.096
0.172
0.663
0.787
1.970
0.510
0.902
0.653
0.110
0.248
0.096
0.172
0.663
0.787
1.970
0.510
0.902
0.653
TYP. MAX. MIN.
TYP. MAX. MIN.
TYP. MAX.
0.056
0.103
Drivability
1mA
no resistor
with 50 KΩ P/D
with 50 KΩ P/U
with 5 KΩ P/U
I/O cells int. Cells
(HH)
(LL)
(HZ)
(LZ)
(ZH)
(ZL)
(HH)
(LL)
(HH)
(LL)
(HH)
(LL)
(HZ)
(LZ)
(ZH)
(ZL)
(HH)
(LL)
(HH)
(LL)
(HH)
(LL)
(HZ)
(LZ)
(ZH)
(ZL)
(HH)
(LL)
(HH)
(LL)
(HH)
(LL)
(HZ)
(LZ)
(ZH)
(ZL)
(HH)
(LL)
(HH)
(LL)
(HH)
(LL)
(HZ)
(LZ)
(ZH)
(ZL)
(HH)
(LL)
(HH)
(LL)
(HH)
(LL)
(HZ)
(LZ)
(ZH)
(ZL)
1.045
1.257
1.523
0.577
1.425
1.385
0.171
0.353
0.166
0.254
1.045
1.257
1.523
0.577
1.425
1.385
0.171
0.353
0.166
0.254
1.080
1.081
1.971
0.675
1.454
1.152
0.171
0.353
0.166
0.254
1.080
1.081
1.971
0.675
1.454
1.152
0.171
0.353
0.166
0.254
1.177
1.252
2.727
0.752
1.553
1.109
0.171
0.353
0.166
0.254
1.177
1.252
2.727
0.752
1.553
1.109
2.529
2.776
2.712
0.996
3.216
2.985
0.289
0.510
0.304
0.427
2.529
2.776
2.712
0.996
3.216
2.985
0.289
0.510
0.304
0.427
2.673
2.183
3.618
1.128
3.330
2.242
0.289
0.510
0.304
0.427
2.673
2.183
3.618
1.128
3.330
2.242
0.289
0.510
0.304
0.427
3.036
2.495
5.121
1.213
3.690
2.032
0.289
0.510
0.304
0.427
3.036
2.495
5.121
1.213
3.690
2.032
0.042
0.076
0.080
0.149
A
→
Y0
EN
→
Y0
2mA
3mA
0.042
0.077
0.056
0.103
0.077
0.150
BN2U
BN4U
1
13
0.007
0.010
0.007
0.010
0.010
0.012
0.010
0.012
0.014
0.017
0.014
0.017
ENI
Y0
A
→
→
→
→
Y1
Y1
Y0
Y0
6mA
BN2C
BN23
BN4C
BN43
1
1
13
13
9mA
12mA
18mA
24mA
BN21
BN25
BN2F
BN41
BN45
BN4F
1
1
1
23
23
23
0.042
0.076
0.056
0.103
0.080
0.149
BN4U
BN2C
BN4C
BN23
BN43
EN
0.042
0.077
0.056
0.103
0.077
0.150
Input
Output
Logic Diagram
Block type
BN2U to BN4U
Symbol Fan-in Symbol Fan-out
0.007
0.010
0.007
0.010
0.010
0.012
0.010
0.012
0.014
0.017
0.014
0.017
ENI
Y0
A
→
→
→
→
Y1
Y1
Y0
Y0
A
6.3
1.0
3.0
Y1
Y1
Y1
Y1
Y1
Y1
53
53
53
53
53
53
ENI H04
EN
ENI
0.029
0.038
0.039
0.051
0.057
0.073
Y1 N02
BN2C to BN4C
BN23 to BN43
BN21 to BN41
BN25 to BN45
BN2F to BN4F
A
6.3
1.0
3.0
EN
EN
ENI
0.029
0.039
0.039
0.052
0.056
0.076
0.007
0.010
0.007
0.010
0.010
0.012
0.010
0.012
0.014
0.017
0.014
0.017
ENI
Y0
A
→
→
→
→
Y1
Y1
Y0
Y0
A
H01
N01 Y0
A
6.3
1.0
3.0
EN
ENI
EN H03
0.029
0.038
0.039
0.051
0.057
0.073
EN
A
16.9
1.0
Truth Table
EN
ENI
0.029
0.039
0.039
0.052
0.056
0.076
3.0
A
EN
Y0
0.007
0.010
0.007
0.010
0.010
0.012
0.010
0.012
0.014
0.017
0.014
0.017
ENI
Y0
A
→
→
→
→
Y1
Y1
Y0
Y0
0
1
X
1
1
0
0
1
Z
A
16.9
1.0
EN
ENI
0.019
0.025
0.026
0.033
0.041
0.047
3.0
X:Irrelevant
EN
Z:High Impedance
A
16.9
1.0
EN
ENI
0.019
0.027
0.026
0.036
0.041
0.051
3.0
Y0
ENI
Y1
0.007
0.010
0.007
0.010
0.010
0.012
0.010
0.012
0.014
0.017
0.014
0.017
ENI
Y0
A
→
→
→
→
Y1
Y1
Y0
Y0
0
0
1
1
0
1
0
1
0
0
0
1
0.019
0.025
0.026
0.033
0.041
0.047
EN
0.019
0.027
0.026
0.036
0.041
0.051
Block Library A13872EJ5V0BL
1 - 52
Block Library A13872EJ5V0BL
1 - 53
ETC [ ETC ]
