STM32F050C4T7ATR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32F050C4T7ATR

Low- and medium-density advanced ARM™-based 32-bit MCU with up to 32 Kbytes Flash, timers, ADC and comm. interfaces

STMicroelectronics 

Electrical characteristics

Table 60. I2S characteristics

Symbol

Parameter

Conditions

fCK

1/tc(CK)

I2S clock frequency

tr(CK)

tf(CK)

tw(CKH) (1)

tw(CKL) (1)

tv(WS) (1)

th(WS) (1)

tsu(WS) (1)

th(WS) (1)

DuCy(SCK)

tsu(SD_MR) (1)

tsu(SD_SR) (1)

th(SD_MR)(1)(2)

th(SD_SR) (1)(2)

I2S clock rise time

I2S clock fall time

I2S clock high time

I2S clock low time

WS valid time

WS hold time

WS setup time

WS hold time

I2S slave input clock duty

cycle

Data input setup time

Data input setup time

Data input hold time

tv(SD_ST) (1)(2) Data output valid time

Master mode (data: 16 bits, Audio

frequency = 48 kHz)

Slave mode

Capacitive load CL = 15 pF

Master fPCLK= 16 MHz, audio

frequency = 48 kHz

Master mode

Master mode

Slave mode

Slave mode

Slave mode

Master receiver

Slave receiver

Master receiver

Slave receiver

Slave transmitter (after enable

edge)

th(SD_ST) (1)

Data output hold time

Slave transmitter (after enable

edge)

tv(SD_MT) (1)(2) Data output valid time

Master transmitter (after enable

edge)

th(SD_MT) (1) Data output hold time

Master transmitter (after enable

edge)

1. Data based on design simulation and/or characterization results, not tested in production.

2. Depends on fPCLK. For example, if fPCLK=8 MHz, then TPCLK = 1/fPLCLK =125 ns.

Min

1.597

0

-

-

306

312

2

2

7

0

25

6

2

4

0.5

-

13

-

0

STM32F050xx

Max

1.601

6.5

10

12

-

-

-

-

-

-

75

-

-

-

-

20

-

Unit

MHz

ns

%

ns

4

-

82/97

Doc ID 023683 Rev 1

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