PN256KNIA

Product Catgories

Short Description:

The PN256K is a 256K Bit/32K Byte IIC interface non-volatile memory. It adopts advanced PMTJ STT-MRAM technology to achieve read and write transmission of up to 400kHz, with excellent reliability and more than 20 years of data retention time.

Tags: Active component, Anolog IC, electronic component, hot-prod, Integrated circuit, STT-MRAM

Product Detail

Features :

PMTJ STT-MRAM technology

STTtechnology
256K Bit/32KByte

IIC interface

Support standard mode (100kHz) and fast mode(400kHz)
Schmitt trigger and noise suppression filter for SDA andSCL
Fast write time (100nsmin)

Operation voltage

Typical Voltage Vcc7V~3.6V

Operation Temperature range

-40℃~85℃

Data protection

Supports hardware write protection mode for full capacity, configurable viaWP

Power consumption

Sleep current 2μA (Typicalvalue)
Standby current 20μA (Typicalvalue)
Working current 400μA (typical write current @400KHz)

Reliability

Write times1E12
Data retention >20years@85℃

Package

SOP8

Parameter table

Absolute Maximum Rating

Symbol	Parameter	Test Conditions	Value	Unit
VCC	Voltage Supply		0 to 3.6	V
Vin	Voltage on any pin		0 to 3.6	V
Iout	Output current per pin		±3	mA
Tbias	Temperature under bias		-40 to 85	℃
Tstg	Storage Temperature		-55 to 125	℃
Tlead	Lead temperature during solder( 3mins max)		260	℃
Hmax write	Maximum magnetic field during write*1	Write	4,000	A/m
Hmax read	Maximum magnetic field during read or standby*1	Read or Standby	12,000	A/m
Hmax power off	Maximum magnetic field during power off*1	Power off	45,000	A/m

Note:

The test conditions are room temperature and exposure to vertical magnetic field for one month to measure the anti-magnetic ability.

Electrical Characteristics

This chapter introduces the electrical characteristics of the chip. The AC and DC parameter values shown in the following table are obtained based on the operating conditions shown in Table 4 and the measurement conditions marked in Table 5. When users check a parameter, pay attention to matching the operating conditions and measurement conditions.

Operating Conditions

Symbol	Parameter	Min	Max	Unit
VCC	Voltage Supply	2.7	3.6	V
Tax	Operating Temperature	-40	85	℃

DC characteristic

Symbol	Parameter	Test Conditions	Min	Typ.	Max	Unit
\|I_LI\|	Input leakage current *1	V_IN=0V~VCC			1	μA
\|I_LO\|	Output Leakage current*2	V_OUT=0 V~VCC			1	μA
I_SLP	Sleep Current	SCL、SDA=VCC, A0、A1、A2、WP=0V		2	6	μA
I_SBY	Standby current	SCL、SDA= VCC , AO、A1、A2、WP =0Vor VCC or floating*3		20	35	μA
I_CC	Active Current	SCL=400KHz		400	600	μA
V_IL	Input low voltage	VCC=2.7V~3.6V	VSS		VCC*0.2	V
V_IH	Input high voltage	VCC=2.7V~3.6V	VCC*0.8		VCC+0.3	V
V_OL	Output low voltage	I_OL=3mA			VCC*0.2	V
R_IN	Input resistance(WP、A0、 A1、A2 )	V_IN=V_IL(Max)	50			kΩ
R_IN	Input resistance(WP、A0、 A1、A2 )	V_IN= V_IH(Min)	1			MΩ

Notes:

Applicable to SCL and SDA
Applicable to SDA
In addition to the pin level status in the table, the sleep mode test conditions must also ensure that the measurement time is after the stop condition, and cannot be measured when the instruction is halfway

Pin capacitance

Symbol	Parameter	Max	Unit
C_IN	Control input capacitance	15	pF
C_IO	IO capacitance	15	pF

AC Features

Symbol	Parameter	100kHz		400kHz		Unit
Symbol	Parameter	Min	Max	Min	Max	Unit
t_CLK	CLK period	10		2.5		μs
tHIGH	Clock high	4		0.6		μs
t_LOW	Clock low	4.7		1.3		μs
t_R	SCL, SDA rise time		1000		300	ns
t_F	SCL, SDA fall time		300		300	ns
tHD:STA	Hold time of start condition	4		0.6		μs
tSU:STA	Start condition setup time	4.7		0.6		μs
tHD:DAT	Data input hold time	2		2		ns
tSU:DAT	Data input setup time	250		100		ns
tDH:DAT	Data output hold time	0		0		ns
tSU:STO	Stop condition setup time	4		0.6		μs
t_AA	SCL low level to output data valid		3		0.9	μs
t_BUF	Precharge time (interval between stop condition and start condition)	4.7		1.3		μs

PN256KNIA

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Short Description:

Product Detail

Features :

Parameter table

Absolute Maximum Rating

Electrical Characteristics

Operating Conditions

Tell me what you need

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PN256KNIA

Product Catgories

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Application of three-phase voltage measurement based on SSP1839

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Short Description:

Product Detail

Features :

Parameter table

Absolute Maximum Rating

Electrical Characteristics

Operating Conditions

Tell me what you need

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