Details

---

BUY M514800C-70J https://www.utsource.net/itm/p/976018.html
524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VDD	Operating	4.5	-	5.5	V
Output Voltage	VOUT	Standard Operation	-	3.3	-	V
Quiescent Current	IQ	VDD = 5V	-	10	-	μA
Dropout Voltage	VDROPOUT	IOUT = 100mA	-	0.7	-	V
Load Regulation	ΔVOUT/ΔIOUT	IOUT = 10mA to 100mA	-	2	-	mV
Line Regulation	ΔVOUT/ΔVIN	VIN = 4.5V to 5.5V	-	2	-	mV
Ripple Rejection	RR	f = 120Hz	-	60	-	dB
Operating Junction Temp.	TJ	-	-40	-	85	°C

Instructions for M514800C-70J

1. Power Supply Connection:

   • Connect the positive terminal of the power supply to the VDD pin.
   • Connect the negative terminal (GND) of the power supply to the GND pin.

2. Output Configuration:

   • The output voltage is fixed at 3.3V and does not require external components for setting the output voltage.

3. Decoupling Capacitors:

   • Place a 0.1μF ceramic capacitor between VDD and GND as close to the device as possible to ensure stability.
   • Optionally, place a 10μF tantalum capacitor between VOUT and GND for better transient response.

4. Thermal Considerations:

   • Ensure adequate heat dissipation if operating near the maximum load current or in high ambient temperatures.

5. Operating Environment:

   • Ensure that the operating junction temperature remains within the specified range (-40°C to +85°C).

6. Handling Precautions:

   • Handle with care to avoid damage from electrostatic discharge (ESD).
   • Follow standard PCB layout practices to minimize noise and interference.

(For reference only)