bt8970 Mindspeed Technologies, bt8970 Datasheet - Page 87

• Manufacturer Part Number: bt8970
• Description: Single-chip Hdsl Transceiver
• Manufacturer: Mindspeed Technologies

Bt8970
Single-Chip HDSL Transceiver
Figure 5-10. Internal Write Timing
5.6.1 Test and Diagnostic Interface Timing
Table 5-15. Test and Diagnostic Interface Timing Requirements
100101B
NOTE(S):
1. Also applies to functional inputs for SAMPLE/PRELOAD and EXTEST instructions.
Symbol
63
64
65
66
TCK Pulse-Width High
TCK Pulse-Width Low
TMS, TDI Setup prior to TCK Rising Edge
TMS, TDI Hold after TCK High
Strobe
Register
Internal
Register
Internal
Write
Access
IRQ
RAM
Data
Preliminary Information/Conexant Proprietary and Confidential
(1)
Parameter
(1)
Conexant
53
55
54
5.0 Electrical & Mechanical Specifications
56
57
5.6 Microcomputer Interface Timing
Minimum
80
80
20
20
Maximum
—
—
—
—
100101_022
Units
ns
ns
ns
ns
5-15