TMPR4937XBG-300 Toshiba, TMPR4937XBG-300 Datasheet - Page 66
TMPR4937XBG-300
Manufacturer Part Number
TMPR4937XBG-300
Description
Manufacturer
Toshiba
Datasheet
1.TMPR4937XBG-300.pdf
(552 pages)
Specifications of TMPR4937XBG-300
Family Name
TX49
Device Core Size
64b
Frequency (max)
300MHz
Instruction Set Architecture
RISC
Supply Voltage 1 (typ)
1.5V
Operating Supply Voltage (max)
1.6V
Operating Supply Voltage (min)
1.4V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
484
Package Type
BGA
Lead Free Status / Rohs Status
Compliant
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ADDR[4]
ADDR[3:0]
Signal
Initial Setting of Boot
Select initial setting derivability of SDRAM interface signals
L = 8mA
H = 16mA
DATA[63:0], CB[7:0], DQM[7:0]
CPUCLK Clock Speed Setting
Specifies the value by which MASTERCLK input signal is multiplied
to produce the TX49/H3 core clock (CPUCLK).
The values of ADDR[1:0] are also reflected in the EC field of the
TX49/H3 core Config register.
ADDR[3:0] : DIVMODE[3:0]
HHHH:0100 CPUCLK frequency = 2 x MASTERCLK frequency
HHHL:1111 CPUCLK frequency = 2.5 x MASTERCLK frequency
HHLH:0101 CPUCLK frequency = 3 x MASTERCLK frequency
HHLL:0110 CPUCLK frequency = 4 x MASTERCLK frequency
LHHH:1101 CPUCLK frequency = 4.5 x MASTERCLK frequency
LHHL: -
LHLH: -
LHLL: -
HLHH:0000 CPUCLK frequency = 8 x MASTERCLK frequency
HLHL:1011 CPUCLK frequency = 10 x MASTERCLK frequency
HLLH:0001 CPUCLK frequency = 12 x MASTERCLK frequency
HLLL:0010 CPUCLK frequency = 16 x MASTERCLK frequency
LLHH:1001 CPUCLK frequency = 18 x MASTERCLK frequency
LLHL: -
LLLH: -
LLLL: -
Table 3.2.2 Boot Configuration Specified with the ADDR[19:0] Signals (2/2)
reserved
reserved
reserved
reserved
reserved
reserved
Description
3-12
CCFG.DIVMODE
PCFG[56:54]
Corresponding
Register Bit
Chapter 3 Signals
RESET* deassert edge
CGRESET* deassert
edge
Determined at
Configuration
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