SY604JC TR Micrel Inc, SY604JC TR Datasheet - Page 6

• Manufacturer Part Number: SY604JC TR
• Description: IC TIMING EDGE VERNIER 28-PLCC
• Manufacturer: Micrel Inc

Specifications of SY604JC TR

• Number Of Taps/steps: 255
• Function: Delay Generator
• Delay To 1st Tap: 15.7pS
• Tap Increment: 15.7pS ~ 157pS
• Available Total Delays: 4 ~ 40ns
• Voltage - Supply: -4.2 V ~ -5.7 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-LCC (J-Lead)
• Operating Temperature (max): 85C
• Operating Temperature (min): 0C
• Package Type: PLCC
• Pin Count: 28
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Independent Delays: -
• Lead Free Status / Rohs Status: Not Compliant
• Other names: SY604JCTR; SY604JCTR

Micrel
REXT Calculation:
For Example:
NOTE:
The vendor numbers above are listed only as a guide. Substitution of devices with similar characteristics will not affect the performance of the SY604.
All devices should be as close as possible to the SY604.
APPLICATION DIAGRAM
Location
C1–C4
REXT
REXT
REXT = (VEXT + 1.25V)/IEXT
If Tspan is around 15ns, then IEXT is around 0.6mA, (see DC Characteristic Table) and assume IEXT pin is tied
to V
CC
= 0 + 1.25V/0.6mA
= 2.08K ohm
with the resistor.
ZO = 50
ZO = 50
0.1 F ceramic capacitor
1% metal film resistor
(selected for proper Tspan)
–2.0V
–2.0V
50
50
Figure 3. Typical Connection Diagram and Parts List.
Description
TRIG
TRIG
SY604
COMP1
COMP2
OUT*
V
V
IEXT
OUT
V
6
EE1
EE0
CC
PRODUCT ORDERING CODE
C3
SY604JC
SY604JCTR
ZO = 50
ZO = 50
Ordering
I
C4
Code
–2.0V
–2.0V
REXT
50
50
C2
Erie RPE112Z5U104M50V
CB301210
Dale CMF-55C
VEXT
C1
Package
Vendor Part Number
J28-1
J28-1
Type
GROUND
–5.2V
Commercial
Commercial
Operating
Range
SY604