TMPR4937XBG-300 Toshiba, TMPR4937XBG-300 Datasheet - Page 511
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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V
PLL_Vdd1_A,
PLL_Vdd2_A
MASTERCLK
CGRESET *
RESET *
CCInt
PLL Oscillation Stability Time
CGRESET * Width Time
RESET * Width Time
21.5 AC characteristics
MASTERCLK Cycle
MASTERCLK Frequency
MASTERCLK High Time
MASTERCLK Low Time
CPUCLK Frequency
MASTERCLK Rise Time
MASTERCLK Fall Time
*1) V
*1) TX4937 operation is only guaranteed when the power is stable, PLL secures the PLL oscillation
21.5.1
21.5.2
, V
CCIO
stability time tMCP_PLL and is in the Enable state.
The difference of the stand up time ota power supply within 100 m seconds.
CCInt
MASTERCLK
Item
Item
* 1)
MASTERCLK AC characteristics
Power on AC characteristics
and V
MASTERCLK Oscillation Stability Time
CCIO
* 1)
0.8 V
0.2 V
t
f
t
must start up sumultaneously, or V
Symbol
Symbol
CC
CC
MCP_PLL
MCK_PLL
MCH_PLL
t
t
t
f
t
f
t
MCP
MCK
MCH
MCR
MCF
Figure 21.5.2 Timing Diagram: Power On Reset
MCL
CPU
Figure 21.5.1 Timing Diagram: MASTERCLK
(Tc = 0 – 70°C, V
(Tc = 0 – 70°C, V
t
MCP_PLL
TMPR4937XBG-300
TMPR4937XBG-333
Boot Configuration
Boot configuration
Boot configuration
Boot configuration
t
MCP
Conditions
Conditions
ADDR[2]=H
ADDR[2]=H
ADDR[2]=L
ADDR[2]=L
CCIO
CCIO
21-5
t
MCK_PLL
Chapter 21 Electrical Characteristics
= 3.3 V ± 0.2 V, V
= 3.3 V ± 0.2 V, V
CCInt
t
MCL
must be first.
t
MCR
3.125
Min.
Min.
12.5
7.5
CCInt
CCInt
30
50
50
⎯
⎯
10
2
2
t
1
1
MCH
t
MCH_PLL
t
= 1.5 V ± 0.1 V, VSS = 0 V)
= 1.5 V ± 0.1 V, VSS = 0 V)
MCF
Max.
133.3
Max.
33.3
320
300
333
1.5
1.5
80
⎯
⎯
⎯
Unit
MHz
MHz
MHz
Unit
ms
ms
ms
ns
ns
ns
ns
ns
ns
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