ADUC7121BBCZ-RL Analog Devices Inc, ADUC7121BBCZ-RL Datasheet - Page 13
![PRECISION ANALOG MCU I.C](/photos/6/69/66991/bc-108-2_sml.jpg)
ADUC7121BBCZ-RL
Manufacturer Part Number
ADUC7121BBCZ-RL
Description
PRECISION ANALOG MCU I.C
Manufacturer
Analog Devices Inc
Series
MicroConverter® ADuC7xxxr
Datasheet
1.ADUC7121BBCZ.pdf
(96 pages)
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
ADUC7121BBCZ-RLTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ADUC7121BBCZ-RL
Manufacturer:
Analog Devices Inc
Quantity:
10 000
Table 6. SPI Slave Mode Timing (Phase Mode = 1)
Parameter
t
t
t
t
t
t
t
t
t
t
t
1
2
SL
SH
DAV
DSU
DHD
DF
DR
SR
SF
SFS
CS is the CS (SPI slave select input) function of the multifunction Pin F3.
t
CS
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
CS to the SPICLK edge
SPICLK low pulse width
SPICLK high pulse width
Data output valid after 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
CS high after SPICLK edge
SPICLK
SPICLK
MISO
MOSI
CS
t
CS
1
2
2
t
t
DSU
DAV
t
SH
Figure 5. SPI Slave Mode Timing (Phase Mode = 1)
MSB IN
t
DHD
t
MSB
SL
Rev. 0 | Page 13 of 96
t
DF
t
BIT 6 TO BIT 1
DR
BIT 6 TO BIT 1
Min
200
1 × t
2 × t
0
UCLK
UCLK
t
SR
Typ
(SPIDIV + 1) × t
(SPIDIV + 1) × t
5
5
5
5
LSB IN
t
SF
LSB
t
SFS
UCLK
UCLK
Max
25
12.5
12.5
12.5
12.5
ADuC7121
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns