ADUC7121BBCZ-RL Analog Devices Inc, ADUC7121BBCZ-RL Datasheet - Page 12

• Manufacturer Part Number: ADUC7121BBCZ-RL
• Description: PRECISION ANALOG MCU I.C
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC7xxxr

Specifications of ADUC7121BBCZ-RL

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 41.78MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 126KB (63K x 16)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 9x12b, D/A 4x12b
• Oscillator Type: Internal
• Operating Temperature: -10°C ~ 95°C
• Package / Case: 108-LFBGA, CSPBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADUC7121BBCZ-RL; ADUC7121BBCZ-RLTR

ADuC7121
Table 5. SPI Master Mode Timing (Phase Mode = 0)
Parameter
t
t
t
t
t
t
t
t
t
t
1
SL
SH
DAV
DOSU
DSU
DHD
DF
DR
SR
SF
t
UCLK
= 23.9 ns. It corresponds to the 41.78 MHz internal clock from the PLL before the clock divider.
(POLARITY = 0)
(POLARITY = 1)
Description
SPICLK low pulse width
SPICLK high pulse width
Data output valid after SPICLK edge
Data output setup before SPICLK edge
Data input setup time before SPICLK edge
Data input hold time after SPICLK edge
Data output fall time
Data output rise time
SPICLK rise time
SPICLK fall time
SPICLK
SPICLK
MOSI
MISO
t
DOSU
t
DSU
MSB IN
MSB
t
DHD
t
SH
Figure 4. SPI Master Mode Timing (Phase Mode = 0)
t
DF
t
DAV
t
SL
1
Rev. 0 | Page 12 of 96
t
BIT 6 TO BIT 1
DR
BIT 6 TO BIT 1
Min
1 × t
2 × t
UCLK
UCLK
LSB IN
t
SR
(SPIDIV + 1) × t
(SPIDIV + 1) × t
5
5
5
Typ
5
LSB
t
SF
UCLK
UCLK
Max
25
75
12.5
12.5
12.5
12.5
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns