DS3251+ Maxim Integrated Products, DS3251+ Datasheet - Page 55

• Manufacturer Part Number: DS3251+
• Description: IC LIU DS3/E3/STS-1 144-CSBGA
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS3251+

• Number Of Drivers/receivers: 1/1
• Protocol: DS3
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 144-CSBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 17-J. JTAG Interface Timing
(V
Figure 17-6. JTAG Timing Diagram
JTCLK Clock Period
JTCLK Clock High/Low Time (Note 1)
JTCLK to JTDI, JTMS Setup Time
JTCLK to JTDI, JTMS Hold Time
JTCLK to JTDO Delay
JTCLK to JTDO High-Z Delay (Note 2)
JTRST Width Low Time
Note 1:
Note 2:
DD
= 3.3V ±5%, T
JTDI, JTMS, JTRST
Clock can be stopped high or low.
Not tested during production test.
JTRST
JTCLK
JTDO
PARAMETER
A
= -40°C to +85°C.)
t6
(Figure
t7
t2
17-6)
SYMBOL
t4
55 of 71
t2/t3
t1
t4
t5
t6
t7
t8
t1
t5
MIN
100
50
50
50
2
2
t3
t8
1000
TYP
500
MAX
50
50
UNITS
ns
ns
ns
ns
ns
ns
ns