ATA5278-PKQI Atmel, ATA5278-PKQI Datasheet - Page 9

• Manufacturer Part Number: ATA5278-PKQI
• Description: IC ANTENNA DVR STAND-ALONE 28QFN
• Manufacturer: Atmel
• Type: Stand Alone Antenna Driverr

Specifications of ATA5278-PKQI

• Rf Type: TPM
• Frequency: 125kHz
• Package / Case: 28-VFQFN
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: ATA5278-PKQITR

Figure 3-7.
3.7
4832D–RKE–12/07
SPI Commands
S_CLK
S_CLK
S_DO
S_DO
S_CS
S_CS
S_DI
S_DI
SPI Timing Diagram
X
X
X
X
Z
Z
t
DO,enable
The microcontroller can access the following functions of the ATA5278 via the SPI:
Table 3-1 on page 10
t
DO,enable
• Read from/write to configuration register 1
• Read from/write to configuration register 2
• Read from the status register
• Write LF transmission data to the buffer and start the transmission
• Verify the state of the data buffer
• Clear the fault memory
• Stop the modulator
• Enable the power-down mode
t
DI,setup
LSB
X
Second Possible Serial Timing, S_CLK Polarity 1, Phase 1
t
First Possible Serial Timing, S_CLK Polarity 0, Phase 0
S_CLK,h
LSB
t
DI,setup
LSB
t
S_CLK,per
Input bit 1
LSB
lists all functions and their definitions.
t
t
S_CLK,I
S_CLK,h
t
S,CLK,per
Output bit 1
Input bit 1
t
S_CLK,I
t
Output bit 1
DO,delay
t
DI,hold
Input bit 2
t
DO,delay
Output bit 2
t
DI,hold
Input bit 2
Out bit 2
MSB
MSB
MSB
MSB
t
t
DO,disable
DO,disable
X
ATA5278
X
X
X
Z
X
Z
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