MM908E626AVDWB Freescale Semiconductor, MM908E626AVDWB Datasheet - Page 10

• Manufacturer Part Number: MM908E626AVDWB
• Description: IC STEPPER MOTOR DRIVER 54-SOIC
• Manufacturer: Freescale Semiconductor
• Type: Stepper Motor Driverr

Specifications of MM908E626AVDWB

• Applications: Automotive Mirror Control
• Core Processor: HC08
• Program Memory Type: FLASH (16 kB)
• Controller Series: 908E
• Ram Size: 512 x 8
• Interface: SCI, SPI
• Number Of I /o: 13
• Voltage - Supply: 8 V ~ 18 V
• Operating Temperature: -40°C ~ 115°C
• Mounting Type: Surface Mount
• Package / Case: 54-SOIC (7.5mm Width) Exposed Pad, 54-eSOIC, 54-HSOIC
• Product: Stepper Motor Controllers / Drivers
• Operating Supply Voltage: 8 V to 18 V
• Supply Current: 20 mA
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

10
908E626
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
Table 4. DYNAMIC ELECTRICAL CHARACTERISTICS
All characteristics are for the analog chip only. Please refer to the 68HC908EY16 datasheet for characteristics of the
microcontroller chip. Characteristics noted under conditions 9.0V
Typical values noted reflect the approximate parameter mean at T
LIN PHYSICAL LAYER
AUTONOMOUS WATCHDOG (AWD)
Notes
Table 5. MICROCONTROLLER
For a detailed microcontroller description, refer to the MC68HC908EY16 datasheet.
Propagation Delay
Output Falling Edge Slew Rate
Output Rising Edge Slew Rate
LIN Rise / Fall Slew Rate Symmetry
AWD Oscillator Period
AWD Period Low = 512 t
AWD Period High = 256 t
AWD Cyclic Wake-up On Time
Core
Timer
Flash
RAM
ADC
SPI
13.
14.
15.
TXD LOW to LIN LOW
TXD HIGH to LIN HIGH
LIN LOW to RXD LOW
LIN HIGH to RXD HIGH
TXD Symmetry
RXD Symmetry
80% to 20%
20% to 80%, R
All LIN characteristics are for initial LIN slew rate selection (20 kbaud) (SRS0 : SRS1= 00).
See
See
Figure
Figure
Module
BUS
4, page 11.
5, page 12.
(13)
,
> 1.0kΩ, C
(14)
OSC
OSC
Characteristic
(13)
(13)
BUS
,
,
(15)
(13)
(15)
< 10nF
,
DYNAMIC ELECTRICAL CHARACTERISTICS
(15)
High Performance HC08 Core with a Maximum Internal Bus Frequency of 8.0MHz
Two 16-Bit Timers with Two Channels (TIM A and TIM B)
16K Bytes
512 Bytes
10 Bit Analog-to-Digital Converter
SPI Module
MICROCONTROLLER PARAMETRICS
≤
A
V
= 25°C under nominal conditions, unless otherwise noted.
SUP
t
t
t
t
TXD
TXD-LIN-HIGH
LIN-RXD-HIGH
LIN-RXD-LOW
t
t
t
AWDHPON
Symbol
TXD-SYM
RXD-SYM
t
t
AWDPH
AWDPL
t
SR
SR
≤
SR
-LIN-LOW
OSC
16V, -40°C
R
Description
F
S
Min
- 2.0
- 2.0
-1.0
- 2.0
≤
1.0
8.0
16
–
–
–
–
–
–
T
Analog Integrated Circuit Device Data
J
≤
135°C, unless otherwise noted.
Typ
- 2.0
4.0
4.0
2.0
40
22
11
90
–
–
–
–
–
Freescale Semiconductor
Max
- 3.0
6.0
6.0
8.0
8.0
2.0
2.0
3.0
2.0
28
14
–
–
Unit
V/μs
V/μs
ms
ms
μs
μs
μs
μs