ZL50019 ZARLINK [Zarlink Semiconductor Inc], ZL50019 Datasheet - Page 9

• Manufacturer Part Number: ZL50019
• Description: Enhanced 2 K Digital Switch with Stratum 4E DPLL
• Manufacturer: ZARLINK [Zarlink Semiconductor Inc]

1.0
10
11
12
19
35
37
37
37
38
46
48
84
85
Page
Changes Summary
Figure 2, “ZL50019 256-Ball 17 mm x
17 mm PBGA (as viewed through top of
package)
Figure 3, “ZL50019 256-Lead 28 mm x
28 mm LQFP (top view)
3.0, “Pin Description“
4.0, “Device Overview“
12.0, “Device Performance in Master Mode
and Slave Modes“
13.0, “Overall Operation of the DPLL“
13.1, “DPLL Functional Modes“
13.1.2, “Holdover Mode“
14.2, “Input Frequencies Selection“
23.0, “Register Address Mapping“
24.0, “Detailed Register Description“
26.1, “OSCi Master Clock Requirement“
26.1.2, “External Clock Oscillator“
Item
Zarlink Semiconductor Inc.
ZL50019
9
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Re-labeled IC_OPEN to MODE_4M0 Location:
Ball M14
Re-labeled IC_OPEN to MODE_4M1 Location:
Ball R13
Re-labeled IC_OPEN to MODE_4M0 Location:
Pin 46
Re-labeled IC_OPEN to MODE_4M1 Location:
Pin 48
Added MODE_4M0 & MODE_4M1
descriptions
Added reference to ZLAN-120 "Mid-Density
Digital Switches Timing Modes”
Added Table 7 "Operating Modes" along with
description of table
Removed reference to programmable locking
range of DPLL
Removed reference to software controlled
mode
Removed reference to Stratum 4E holdover
requirements of 0.05 ppm
Changed reference from Table 31 to Table 36
Changed from R/W to R Only
Updated Bits 12-11 description. Removed
Table
Changed Bits 6-5 Description - Added MODE
4M0/1 reference
Added Reference to ZLAN-68
Removed reference to Fox Oscillator
Updated text & removed reference to Raltron
Oscillators
Change
Data Sheet