S912XET512J3VALR Freescale Semiconductor, S912XET512J3VALR Datasheet - Page 825
S912XET512J3VALR
Manufacturer Part Number
S912XET512J3VALR
Description
16-bit Microcontrollers - MCU 16 BIT,512K FLASH
Manufacturer
Freescale Semiconductor
Datasheet
1.S912XEG128J2MAL.pdf
(1324 pages)
Specifications of S912XET512J3VALR
Rohs
yes
Core
HCS12X
Processor Series
MC9S12XE
Data Bus Width
16 bit
Maximum Clock Frequency
50 MHz
Program Memory Size
512 KB
Data Ram Size
32 KB
On-chip Adc
Yes
Operating Supply Voltage
3.13 V to 5.5 V
Operating Temperature Range
- 40 C to + 105 C
Package / Case
LQFP-112
Mounting Style
SMD/SMT
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The period can be calculated as follows depending of APICLK:
23.3.2.6
The Reserved 06 is reserved for test purposes.
23.3.2.7
The VREGHTTR register allows to trim the VREG temperature sense.
Freescale Semiconductor
0x02F6
0x02F7
Fiption
1. Reset value is either 0 or preset by factory. See Section 1 (Device Overview) for details.
HTTR[3:0]
HTOEN
Reset
Reset
Field
3–0
7
W
W
R
R
Period = 2*(APIR[15:0] + 1) * 0.1 ms or period = 2*(APIR[15:0] + 1) * bus clock period
HTOEN
High Temperature Offset Enable Bit — If set the temperature sense offset is enabled
0 The temperature sense offset is disabled
1 The temperature sense offset is enabled
Reserved 06
High Temperature Trimming Register (VREGHTTR)
High Temperature Trimming Bits — See
0
0
0
7
7
1. When trimmed within specified accuracy. See electrical specifications for details.
Table 23-9. Selectable Autonomous Periodical Interrupt Periods (continued)
APICLK
= Unimplemented or Reserved
= Unimplemented or Reserved
1
HTTR[3]
0
0
0
0
6
6
Bit
MC9S12XE-Family Reference Manual Rev. 1.25
Table 23-10. VREGHTTR field descriptions
Increases V
APIR[15:0]
0
0
0
0
5
5
FFFF
Table 23-11. Trimming Effect
Figure 23-8. Reserved 06
Figure 23-9. VREGHTTR
HT
twice of HTTR[2]
Table 23-11
0
0
0
0
4
4
Trimming Effect
Description
for trimming effects.
HTTR3
131072 * bus clock period
0
0
0
3
3
1
Selected Period
Chapter 23 Voltage Regulator (S12VREGL3V3V1)
HTTR2
0
0
0
2
2
1
HTTR1
0
0
0
1
1
1
HTTR0
0
0
0
0
0
1
825
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