tspc603r ATMEL Corporation, tspc603r Datasheet - Page 44

• Manufacturer Part Number: tspc603r
• Description: Powerpc 603e Risc Microprocessor Family Pid7t-603e
• Manufacturer: ATMEL Corporation

Table 13-1.
44
PLL_CFG[0-3]
PLL_CFG[0-3]
0100
0101
0110
1000
1110
0100
0101
0110
1000
1110
1010
0111
1011
1001
1101
0011
1111
TSPC603R
CPU Frequencies for Common Bus Frequencies and Multipliers
Multiplier
Bus-to-Core
CPU Frequency in MHZ (VCO Frequency in MHz) specific to CBGA 255, HiTCE CBGA 255 and CI-CGA 255
Bus-to-
Multiplier
Core
2.5x
3.5x
4.5x
5.5x
2x
2x
3x
4x
5x
6x
2.5x
3.5x
2x
2x
3x
In
scale represents the PLL-CFG[0-3] signals.
For a given SYSCLK (bus) frequency, the PLL configuration signals set the internal CPU and
VCO frequency of operation.
Table
Multiplier
Core-to
VCO
2x
4x
2x
2x
2x
2x
2x
2x
2x
2x
Core-to VCO
Multiplier
CPU Frequency in MHZ (VCO Frequency in MHz) specific to CERQUAD
13-1, the horizontal scale represents the bus frequency (SYSCLK) and the vertical
2x
4x
2x
2x
2x
25 MHz
(300)
Bus
150
-
-
-
-
-
-
-
-
-
25 MHz
Bus
–
–
–
–
–
33.33 MHz
(300)
(333)
(366)
(400)
Bus
150
166
183
200
-
-
-
-
-
-
33.33 MHz
PLL bypass
Bus
Clock off
–
–
–
–
–
40 MHz
(320)
(360)
(400)
(440)
(480)
Bus
160
180
200
220
240
-
-
-
-
-
40 MHz
Bus
50 MHz
–
–
–
–
–
(300)
(350)
(400)
(450)
(500)
(550)
(600)
Bus
150
175
200
225
250
275
300
-
-
-
50 MHz
(300)
(350)
60 MHz
Bus
150
175
(300)
(360)
(420)
(480)
(540)
(600)
Bus
150
180
210
240
270
300
–
–
–
-
-
-
-
66.67 MHz
60 MHz
(300)
(360)
Bus
150
180
(333)
(400)
(466)
(533)
(600)
Bus
–
–
–
166
200
233
267
300
-
-
-
-
-
5410B–HIREL–09/05
66.67 MHz
75 MHz
(333)
(400)
Bus
(300)
(375)
(450)
(525)
(600)
166
200
Bus
150
187
225
263
300
–
–
–
-
-
-
-
-