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PRELIMINARY
CY28344
Document #: 38-07113, Rev. *A
Page 7 of 22
Data Byte 5
Bit
Pin#
Name
Pin Description
Power On
Default
Bit 7
--
Spread Option 1
“00” = ± 0.25%
“01” = – 0.5%
“10” = ±0.5%
“11” = ±0.38%
0
Bit 6
--
Spread Option 0
0
Bit 5
--
Reserved
Reserved
0
Bit 4
--
Reserved
Reserved
0
Bit 3
--
Reserved
Reserved
0
Bit 2
--
Reserved
Reserved
0
Bit 1
--
Reserved
Reserved
0
Bit 0
34
24_ 48MHZ
0 = 24 MHz
1 = 48 MHz
1
Data Byte 6
Bit
Pin#
Name
Pin Description
Power On
Default
Bit 7
Revision_ID3
Revision ID bit[3]
0
Bit 6
Revision_ID2
Revision ID bit[2]
0
Bit 5
Revision_ID1
Revision ID bit[1]
0
Bit 4
Revision_ID0
Revision ID bit[0]
0
Bit 3
Vendor_ID3
Bit[3] of Cypress Vendor ID. This bit is Read-only.
1
Bit 2
Vendor_ID2
Bit[2] of Cypress Vendor ID. This bit is Read-only.
0
Bit 1
Vendor _ID1
Bit[1] of Cypress Vendor ID. This bit is Read-only.
0
Bit 0
Vendor _ID0
Bit[0] of Cypress Vendor ID. This bit is Read-only.
0
Data Byte 7
Bit
Pin#
Name
Pin Description
Power On
Default
Bit 7
--
Reserved
Reserved
0
Bit 6
--
Reserved
Reserved
0
Bit 5
--
Reserved
Reserved
0
Bit 4
--
Reserved
Reserved
0
Bit 3
--
Reserved
Reserved
0
Bit 2
--
Reserved
Reserved
0
Bit 1
--
Reserved
Reserved
0
Bit 0
--
Reserved
Reserved
0
Data Byte 8
Bit
Pin#
Name
Pin Description
Power On
Default
Bit 7
--
Reserved
Reserved
0
Bit 6
--
Reserved
Reserved
0