MCIMX31LVKN5 Freescale Semiconductor, MCIMX31LVKN5 Datasheet - Page 26

• Manufacturer Part Number: MCIMX31LVKN5
• Description: IC MPU MAP I.MX31L 457-MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MX31r

Specifications of MCIMX31LVKN5

• Core Processor: ARM11
• Core Size: 32-Bit
• Speed: 532MHz
• Connectivity: 1-Wire, ATA, EBI/EMI, FIR, I²C, MMC/SD, PCMCIA, SIM, SPI, SSI, UART/USART, USB, USB OTG
• Peripherals: DMA, LCD, POR, PWM, WDT
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.22 V ~ 3.3 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 457-MAPBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of I /o: -
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Electrical Characteristics
4.3.4
Figure 7
Figure 8
Figure 9
the timing parameters.
26
1-Wire bus
(BATT_LINE)
OW1
OW2
OW3
OW4
ID
OW5
OW6
depicts Write 1 Sequence timing,
depicts the RPP timing, and
depicts Write 0 Sequence timing, and
ID
1-Wire Electrical Specifications
(BATT_LINE)
1-Wire bus
Write 0 Low Time
Transmission Time Slot
Table 21. RPP Sequence Delay Comparisons Timing Parameters
Figure 7. Reset and Presence Pulses (RPP) Timing Diagram
Presence Detect High
Presence Detect Low
Reset Time High
Reset Time Low
Parameters
Parameter
“Reset Pulse”
OWIRE Tx
Table 22. WR0 Sequence Timing Parameters
Figure 8. Write 0 Sequence Timing Diagram
MCIMX31/MCIMX31L Technical Data, Rev. 4.1
OW1
Table 21
Figure 10
lists the RPP timing parameters.
Table 22
OW5
t
Symbol
WR0_low
depicts the Read Sequence timing, and
t
SLOT
Symbol
t
t
t
t
RSTH
RSTL
PDH
PDL
lists the timing parameters.
OW6
OW3
OW2
OW5
Min
60
“Presence Pulse”
Min
480
480
15
60
DS2502 Tx
Typ
100
117
Typ
511
512
—
—
OW4
Freescale Semiconductor
Max
120
120
Max
240
60
—
—
Table 23
Units
Units
µs
µs
µs
µs
µs
µs
lists