LM3S3749 Luminary Micro, Inc, LM3S3749 Datasheet - Page 700

• Manufacturer Part Number: LM3S3749
• Description: Lm3s3749 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Electrical Characteristics
700
Figure 24-7. JTAG Test Clock Input Timing
Figure 24-8. JTAG Test Access Port (TAP) Timing
Parameter No.
t
t
t
TCK
TDO_ZDV
TDO_DVZ
TDO_DV
TMS
TDO
TCK
J10
J12
J13
J11
TDI
J4
J5
J6
J7
J8
J9
TCK fall to Data Valid from Data Valid
TCK fall to Data Valid from High-Z
TCK fall to High-Z from Data Valid
J11
J6
Parameter
t
t
TCK_HIGH
t
t
TMS_HLD
t
TMS_SU
TDI_HLD
t
t
TDI_SU
TCK_R
TCK_F
TDI Input Valid
J9
TMS Input Valid
J7
TDO Output Valid
J10
Preliminary
J8
J3
Parameter Name
TCK clock High time
TCK rise time
TCK fall time
TMS setup time to TCK rise
TMS hold time from TCK rise
TDI setup time to TCK rise
TDI hold time from TCK rise
8-mA drive with slew rate control
8-mA drive with slew rate control
8-mA drive with slew rate control
J5
J12
J2
2-mA drive
4-mA drive
8-mA drive
2-mA drive
4-mA drive
8-mA drive
2-mA drive
4-mA drive
8-mA drive
TDI Input Valid
J9
TMS Input Valid
J7
J4
TDO Output Valid
J10
J8
Min
20
20
25
25
0
0
-
-
-
-
Nom
t
TCK
23
15
14
18
21
14
13
18
9
7
6
7
-
-
-
-
-
-
Max
10
10
35
26
25
29
35
25
24
28
11
9
8
9
-
-
-
-
-
June 02, 2008
J13
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns